Mathematics Course Outlines Spring 2023 Competition Grade 2 Unit Students may be required to do the followings: 1. Understand how to perform addition and subtraction of numbers up to 10 2. Recognise numbers up to 120 3. Know how to do sums of 3 numbers 4. Understand how to perform addition and subtraction of two- and three-digit numbers Numbers and Calculation 5. Recognise numbers up to 10,000 6. Understand how to perform written sums of operations with carrying or borrowing 7. Know products of multiplication by up to 9 8. Understand how to solve problem sentences 1. Know how to read time on a clock face Units and Measurement 2. Understand the concept of length Geometry 1. Recognise triangles and quadrilaterals Grade 3 Unit Students may be required to do above and the followings: 1. Understand how to perform written sums of operations between three-digit numbers 2. Understand how to perform written sums of multiplication Numbers and Calculation 3. Understand the concept of division with and without remainder 4. Recognise numbers up to 100,000,000 1. Know how to read time on a clock face Units and Measurement 2. Understand the concept of length 3. Understand the relationship between units of length 1. Recognise triangles and quadrilaterals Geometry Grade 4 Unit Students may be required to do the above and the followings: 1. Understand how to perform working sum of division Numbers and Calculation 2. Understand the order of calculation 3. Understand how to round off numbers up to 100,000,000,000,000 1. Understand the difference between time and period 2. Understand the concepts of mass and volume Units and Measurement 3. Understand the relationship between different units of mass and volume 4. Know how to interpret readings on measurement apparatus 1. Recognise triangles and quadrilaterals with right angles Geometry 2. Understand the characteristics of a cuboid 1. Know how to read and interpret tables and bar graphs Basic Statistics Grade 5 Unit Students may be required to do the above and the followings: 1. Understand the concept and calculation of decimal fractions 2. Understand the concept and properties of numeric fractions 3. Understand the relationship between integers and decimal fractions Numbers and Calculation 4. Understand how to perform multiplication and division of decimal fractions 5. Understand how to perform addition and subtraction of numeric fractions 6. Understand the application of commutative, associative, and distributive laws 1. Know how to measure angles Units and Measurement 2. Understand the relationship between various angles 1. Recognise plane and compound figures, circles, and spheres Geometry 2. Understand how to calculate areas of plane and compound figures 1. Understand how to process data by tabulation Basic Statistics 2. Know how to read and interpret line graphs Grade 6 Unit Students may be required to do the above and the followings: 1. Understand the relationship between multiples and divisor of integers Numbers and Calculation 2. Understand how to perform addition and subtraction of fractions using common denominator 3. Understand how to perform multiplication and division of numeric fractions 1. Know how to investigate perpendicularity and parallelity between two lines 2. Recognise special kinds of quadrilateral 3. Understand how to calculate areas of triangle, parallelogram, trapezoid, and rhombus Geometry 4. Recognise circles and their elements 5. Understand how to calculate circumference and area of a circle 6. Recognize solid figures 7. Understand how to calculate solid figures 1. Understand the concept of percentage Basic Statistics 2. Know how to read and interpret circle and column graphs JISMO M-2 (Mathematics Primary 2) | Online March 2022 a JISMO 2015 MULTIPLE CHOICES Fill the circle on the answer sheet with the right answer. 1. Grade 2 Class 1 students took a maths test, and the following graph shows their scores. The bar graph for the scores of 90 – 99 points is missing. If the number of students who scored 90 – 99 points is 1 more than twice the number of students who scored 0 – 59 points, how many students are there in Grade 2 Class 1? A. 32 students B. 34 students 2. C. 33 students D. 26 students The following ○, ♥, and ♦ signs represent mathematical symbols. Calculate 24 ♦ 4 ♥ 2 ○ 17. A. 33 B. 15 C. 23 D. 57 Refer to the following diagram to solve questions 3 and 4. 3. Find the number to replace □. A. 8 4. If A is larger than B by 5, what is the number to replace B? A. 26 JISMO 2022 B. 15 B. 20 C. 20 C. 30 D. 37 D. 15 1 JISMO M-2 (Mathematics Primary 2) | Online March 2022 5. a JISMO 2015 There are 4 number cards. Use these 4 cards to make a 4-digit number. What is the difference between the 3rd and 4th largest numbers? A. 54 B. 450 C. 495 D. 1215 6. If the sum of the three numbers connected by the lines is 100, find the numbers to replace A and B, then calculate A + B. A. 63 B. 53 C. 43 D. 33 7. Many people are queuing at the autograph session of a famous writer. There are 114 people in front of Charlotte, while the number of people behind her is 67 more than those in front of her. What number is Charlotte from the back? 2 A. 47th B. 171st C. 181st D. 182nd JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online March 2022 8. What date is 35 days before February 9th? A. January 3rd B. January 4th 9. a JISMO 2015 C. January 5th D. January 6th Haku promises to meet his friend in front of Hachiko statue at Shibuya Station at 10:30 am. It takes 35 minutes by train from his house to Shibuya station. What time does he have to leave home to arrive at Shibuya Station 15 minutes before the appointment time? A. 10:15 a.m. B. 9:45 a.m. C. 9:40 a.m. D. 9:55 a.m. (https://1rankup.jp) 10. William's watch is always 5 minutes behind the right time, while Hanna's watch is always 5 minutes ahead of the right time. They always look at their watches and have a conversation. They promised to meet at the cinema at 2:00 p.m. Based on the following conversation, what time did Hanna arrive at the cinema according to her watch? William : I arrived at the cinema 5 minutes earlier. Hanna : I waited for you for 15 minutes. A. 1:50 p.m. JISMO 2022 B. 1:45 p.m. C. 1:40 p.m. D. 1:35 p.m. 3 JISMO M-2 (Mathematics Primary 2) | Online March 2022 11. a JISMO 2015 Two sheets of paper with the same shape and size are overlapped as illustrated below. Which of the following options correctly shows the lengths of a and b in the figure? A. a: 4 cm, b: 9 cm B. a: 4 cm, b: 10 cm C. a: 5 cm, b: 9 cm D. a: 5 cm, b: 10 cm 12. Nine 7 cm tapes are connected as shown in the following figure. What is the total length of the tape? A. 63 cm 13. B. 55 cm C. 54 cm D. 56 cm How many triangles are there in the following figure? A. 13 triangles B. 12 triangles C. 11 triangles D. 10 triangles 14. Which of the shaded area in the following figure does not show a half? A. 4 B. C. D. JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online March 2022 15. Which of the following options has the same shape as the sample? A. 16. a JISMO 2015 B. C. D. Ken walks 2 m per second while Betty walks 3 m per second. They start walking from the same place at the same time. If Ken walks south and Betty walks north, after how many seconds are they 40 meters apart? 17. A. 40 seconds C. 13 seconds B. 20 seconds D. 8 seconds (https://japaclip.com/) Lian conducted a survey on favorite sweets in his class. There are 30 students in total. Based on the following results of the survey, how many students like neither ice cream nor donut? • The number of students who only like ice cream is 7. • The number of students who only like donut is 8. • The number of students who like both ice cream and donut is 11. A. 3 students B. 4 students C. 10 students D. 15 students JISMO 2022 5 JISMO M-2 (Mathematics Primary 2) | Online March 2022 18. a JISMO 2015 Olivia walked to the library which is 500 m away from her house. However, she realized that she left her library card at home when she was 100 meters from the library. After returning home, she went to the library. How many meters did Olivia walk from leaving her house to arriving at the library? A. 900 m 19. B. 1000 m C. 1200 m D. 1300 m There are 3 kinds of weights, , □, and ○. The weight of □ is 30 g. If those weights are put on the scales and balanced as shown in the illustrations below, how much does ○ weigh? A. 40 g 20. B. 30 g C. 50 g D. 60 g There is a rectangular-shaped paper with a length of 22 cm and a width of 16 cm. After cutting a small rectangle with a length of 12 cm and a width of 10 cm, what is the perimeter of figure 1? A. 76 cm 6 B. 86 cm C. 96 cm D. 140 cm JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online March 2022 21. a JISMO 2015 The number of squares with sides 3 cm is increased by one, two, three, and so on as shown in the following figure. What is the perimeter of the figure when 10 squares are placed? A. 66 cm 22. B. 63 cm C. 60 cm D. 30 cm There are 25 10-dollar bills, 8 5-dollar bills, and 65 1-dollar bills. How many more $5 bills do you need to make a total of $400? A. 29 JISMO 2022 B. 11 C. 9 D. 45 7 JISMO M-2 (Mathematics Primary 2) | Online March 2022 ANSWER SHEET GRADE 2 MATHEMATICS Subject Code: M-2 RE - REGISTRATION Participants must fill in the followings for re-registration. GENERAL INSTRUCTIONS FOR ONLINE COMPETITION 1. Participants should use only pencils and Full name: ______________________ Registration: ______________________ eraser. It is recommended that they use at least 2 pencils. The rest of the things such as calculator, handphone, dictionary, protractor, ruler, pen, etc. are not allowed to use during the exam. Only participants for maths competition are allowed to use 1 sheet of A4 blank paper for calculation. 2. The duration of the competition is 60 Grade: ______________________ School Name: ______________________ minutes per subject. Participants are allowed to leave the competition at any time after submitting the complete answers and switching off Zoom. Make sure to click “Submit” button and see closing page appears. Once participants left the competition, they are not allowed to re-access the Google Form link or re-join the Zoom meeting. 3. In case of lost WIFI connection, if the cause is from JISMO side, JISMO shall secure 60 minutes for participants. If the cause is from participants side, participants shall be back to the competition within 5 minutes. While losing WIFI connection, participants shall be back to the competition within 5 minutes. MULTIPLE CHOICES 21. 22. JISMO 2015 JISMO M-2 (Mathematics Primary 2) | Online September 2022 a JISMO 2015 MULTIPLE CHOICES Fill the circle on the answer sheet with the right answer. 1. Find the numbers to replace the dog, bear, and cat. The same animal indicates the same number. Calculate . A. 21 B. 5 C. 4 D. 0 2. The numbers on the turtles’ shells follow the same rule. Which of the following options is the correct answer for A + B? A. 3 B. 56 C. 59 3. The following emojis are placed in a certain order. How many D. 62 will there be until the 29th emoji? A. 4 JISMO 2022 B. 5 C. 6 D. 7 1 JISMO M-2 (Mathematics Primary 2) | Online September 2022 4. a JISMO 2015 There are some numbers that have a six in the 1s position. How many numbers are greater than 17 and smaller than 105? A. 8 numbers B. 7 numbers C. 9 numbers D. 6 numbers 5. Make 3-digit numbers in which the number in the 100s position is 5, for example, 543. The number in the 10s position must be less than the number in the 100s position and greater than the number in the 1s position. How many more numbers can you make except 543? A. 7 numbers B. 8 numbers 6. There is a number line as shown below. If ⓐ is 80 and ⓒ is 210, what is the value of ⓑ? A. 85 7. A 25 cm long tape was cut into 5 pieces, each of which has a different length. What are the B. 105 C. 9 numbers C. 120 D. 10 numbers D. 130 lengths of tapes ⓐ and ⓑ? 2 A. ⓐ: 12 cm, ⓑ: 4 cm C. ⓐ: 6 cm, ⓑ: 6 cm B. ⓐ: 8 cm, ⓑ: 4 cm D. ⓐ: 4 cm, ⓑ: 8 cm JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online September 2022 a JISMO 2015 8. How many are used to make the following shape? A. 18 triangles 9. There are blocks of the same size stacked along the wall without any gaps. How many blocks B. 23 triangles C. 28 triangles D. 36 triangles are there in total? A. 13 blocks B. 12 blocks C. 10 blocks D. 8 blocks JISMO 2022 3 JISMO M-2 (Mathematics Primary 2) | Online September 2022 10. a JISMO 2015 There are 173 people in a piano recital hall. The number of boys is 55 whereas the girls are 6 less than the boys. If the rest are adults, how many adults are there? A. 69 adults B. 57 adults C. 67 adults D. 79 adults 11. When you cut a ribbon into 5 pieces of 3 cm long and 4 pieces of 5 cm long, the remaining ribbon is 7 cm. What was the length of the ribbon in the beginning? A. 24 cm B. 42 cm C. 35 cm D. 28 cm 12. Jennifer got pocket money from her father. She saved half of it in a piggy bank and took the rest to the florist to buy a bouquet for her mother’s birthday. If the bouquet costs 25 dollars, and the remaining amount is 15 dollars, how much did Jennifer receive from her father? A. 40 dollars B. 55 dollars C. 80 dollars D. 45 dollars 4 JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online September 2022 13. a JISMO 2015 Mason rented a video and watched it with his family yesterday. Today he will start watching the movie from the 60 th minute. If he watches it for another 76 minutes, he will finish watching the entire movie. How long is the movie? A. 2 hours 15 minutes B. 2 hours 16 minutes C. 2 hours 17 minutes D. 1 hour 16 minutes 14. Emma, Kenzo, and Olivia bought 3 sweets. The following illustrations show the types of sweets they bought and their prices. How much does 1 piece of gummy cost? A. 30 cents JISMO 2022 B. 25 cents C. 22 cents D. 20 cents 5 JISMO M-2 (Mathematics Primary 2) | Online September 2022 15. a JISMO 2015 How many of the following shapes represent one of the three equal parts of the whole shape? A. 2 shapes B. 3 shapes C. 4 shapes D. 5 shapes 16. The followings show 10 different shapes. How many shapes are neither triangles, squares, nor rectangles? A. 3 shapes B. 4 shapes C. 5 shapes D. 6 shapes 17. Carla folds the origami paper twice as shown below. She cuts along the dotted line and open it. What shape will appear? 6 A. Triangle B. Rectangle C. Square D. Star shape JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online September 2022 18. a JISMO 2015 How many triangles are there in the following figure? A. 4 triangles B. 5 triangles C. 6 triangles D. 7 triangles 19. Mika makes 4 pieces of the following ornament to decorate her room. She needs 16 minutes to make one piece. If she starts making them at half past 7, what time will she finish making them? A. 7:34 B. 8:24 C. 8:34 D. 9:04 20. Kelly left her house at 2:55 pm because she promised to meet with Ava at the park. However, she arrived at the park five minutes after the appointment time. If it took her 25 minutes to reach the park, what time did she promise to meet Ava? A. 3:15 pm B. 3:25 pm C. 3:20 pm D. 3:10 pm JISMO 2022 7 JISMO M-2 (Mathematics Primary 2) | Online September 2022 21. a JISMO 2015 What is the perimeter of the following figure? A. 75 cm B. 100 cm C. 90 cm D. 105 mm 22. The numbers below are placed by following a rule. Find the numbers to replace A and B, then calculate B-A. A. 36 8 B. 143 C. 107 D. 32. JISMO 2022 JISMO M-2 (Mathematics Primary 2) | Online September 2022 ANSWER SHEET GRADE 2 MATHEMATICS Subject Code: M-2 RE - REGISTRATION Participants must fill in the followings for re-registration. GENERAL INSTRUCTIONS FOR ONLINE COMPETITION 1. Participants should use only pencils and Full name: ______________________ Registration number: ______________________ eraser. It is recommended that they use at least 2 pencils. The rest of the things such as calculator, handphone, dictionary, protractor, ruler, pen, etc. are not allowed to use during the exam. Only participants for maths competition are allowed to use 1 sheet of A4 blank paper for calculation. 2. The duration of the competition is 60 Grade: ______________________ School name: ______________________ minutes per subject. Participants are allowed to leave the competition at any time after submitting the complete answers and switching off Zoom. Make sure to click “Submit” button and see closing page appears. Once participants left the competition, they are not allowed to re-access the Google Form link or re-join the Zoom meeting. 3. In case of lost WIFI connection, if the cause is from JISMO side, JISMO shall secure 60 minutes for participants. If the cause is from participants side, participants shall be back to the competition within 5 minutes. While losing WIFI connection, participants shall be back to the competition within 5 minutes. MULTIPLE CHOICES 21. 22. JISMO 2015 Invitation Letter for Simulation of The Competition Dear participants, Thank you for joining JISMO Online Spring 2023. The Spring 2023 Olympiads will be held via online. If you want to understand how the competition will be conducted or how to use Zoom and Google Form simultaneously, you can join the simulation of JISMO Spring 2023. It will only take 20 - 30 minutes. You can even join it several times to gain more confidence and experience. We will conduct the simulation every Tuesday and Thursday starting from 7 Feb ’23 – 30 Mar ’23, however public holiday is not included. Note: During the simulation, there will only be a fun mock test provided. It is not related to maths/science questions for the Olympiads. We hold the simulation from the following time. Be punctual with the scheduled time. We will start the simulation timely and will not admit anyone who joins late. 18:30 17:30 16:30 15:30 15:00 : : : : : Japan, Korea Singapore, Philippines, Malaysia Thailand, Indonesia, Vietnam Kyrgyzstan India Note: We start admitting participants 10 minute prior to the simulation. We close the registration at the following time 1 day prior to the simulation date you chose. (e.x., if you choose 7 Feb '23, the registration due is 6 Feb '23). We will email you the Zoom link and Password in the morning on the simulation day. • Registration closing time 1 day prior to the simulation date you chose: 20:00 : Japan, Korea 19:00 : Singapore, Philippines, Malaysia 18:00 : Thailand, Indonesia, Vietnam 17:00 : Kyrgyzstan 16:30 : India • Time to receive Zoom link on the simulation day: 11:00 : Japan, Korea 10:00 : Singapore, Philippines, Malaysia 09:00 : Thailand, Indonesia, Vietnam 08:00 : Kyrgyzstan 07:30 : India Please see the schedule of the simulation through the following link and register yourselves. https://bit.ly/simulationspring23 If you need any further assistance for the above-mentioned issue, please contact us at jismo.online2@gmail.com We wish all of you the best luck on the competition day. Very best regards, JISMO Committee JISMO Committee http://jismo-educational.org/ As of 1 December 2022 Online Competition Guidance and Rules for JISMO Spring 2023 Dear Teachers and Parents, Thank you for joining JISMO Online Spring 2023. In order for participants to join the competition without anxiety, please read the following competition guidance and rules carefully and explain to them prior to the competition. We also need your support to provide a quiet and comfortable environment for participants to concentrate on the exam during the competition. We wish your children the best on the competition day. Best regards, JISMO Committee Competition Dates • Feb ’23 : 25 • Mar ’23 : 4, 11, 18 and 25 • Apr ’23 : 1 (Choose the most convenient Saturday for your children.) Requirements to Join JISMO Spring 2023 * Own a PC or laptop at home * Have a stabilized and strong internet connection * Have a Zoom account with the participant’s registered name in JISMO Spring ‘23 * Able to operate Zoom and Google Form independently JISMO Committee http://jismo-educational.org/ Competition Time Schedule Maths Before the Competition Day 1. JISMO Committee will send Zoom link, ID, and password to participants’ registered email addresses 1 day prior to the competition date. 2. Join simulation of JISMO Spring 2023 if you want to understand how the competition will be conducted or how to use Zoom and Google Form simultaneously, For registering, visit our Google link, https://bit.ly/simulationspring23 to get the time schedule. 3. Participants must ensure the camera setting to show their upper body via Zoom on the competition day. * See the attached picture. JISMO Committee http://jismo-educational.org/ On the Competition Day 1. JISMO Committee will invite participants by resending Zoom meeting link, ID and password to participants’ registered email addresses at the following time on the competition day. 10:00 : Japan, Korea 09:00 : Singapore, Philippines, Malaysia 08:00 : Thailand, Indonesia, Vietnam 07:00 : Kyrgyzstan 06:30 : India 2. Participants are allowed to use only one device and access Zoom at least 40 minutes before the exam. 3. JISMO invigilators will explain about competition rules to participants. 4. Participants use Google Form for the exam questions. JISMO invigilators will inform them the link through Zoom Chat 15 minutes before the commencement of the exam. We recommend you to login to your Google account to save your Google Form progress. JISMO Committee http://jismo-educational.org/ 5. Participants will do re-registration by filling up their names, registration number, etc. in Google Form. Participants shall open Zoom and Google Form simultaneously during the competition. Participants can minimize Zoom screen and maximize Google Form screen by following the instruction below. Go to JISMO invigilator’s screen and click “Pin Video” then click “Minimize”. Pin JISMO invigilator’s video ------→ Minimize Zoom Screen and Maximize Google Form 6. Participants must share screen in Zoom after opening Google Form. In case of not sharing the screen during the competition, participants will be disqualified without warning. --> Share the whole screen JISMO Committee http://jismo-educational.org/ 7. 8. 9. Participants must go to the toilet before the exam. Participants shall not switch off video during the competition. This will result in disqualification. Participants must be punctual with the exam time schedule. JISMO will start the exam timely and will not admit anyone who joins late. JISMO Committee http://jismo-educational.org/ During The Competition 1. Participants should use only one device. For maths participants, pencils, eraser, and 1-2 sheets of A4 blank paper are allowed to use for calculation. It is recommended that they use at least 2 pencils. The rest of the things such as calculator, handphone, dictionary, protractor, ruler, pen, etc. are not allowed to use during the exam. 2. The duration of the competition is 60 minutes per subject. Participants are allowed to leave the competition at any time after submitting the complete answers and switching off Zoom. Make sure to click “Submit” button and see closing page appears. Once participants left the competition, they are not allowed to re-access the Google Form link or re-join the Zoom meeting. 3. In case of lost WIFI connection, if the cause is from JISMO side, JISMO shall secure 60 minutes for participants. If the cause is from participants side, participants shall be back to the competition within 5 minutes. 4. Participants are allowed to drink water during the exam. However, foods are not allowed. Disqualification Participants may be disqualified in case of the following acts: 1. Not sharing screen, not turning mute on, using Zoom background feature, turning off video, or switching off Zoom during the exam. 2. Using calculator, handphone, dictionary, protractor, or ruler during the exam. 3. Leaving participants’ computers for more than 5 minutes during the exam. In case of leaving the computer, Participants shall finish the competition by submitting the answers and switching off Zoom. This rule is applied for toilet break and WIFI connection trouble in participants’ place. 4. Making strange movements such as hiding from the screen, making eye contact to somebody in their places, making noise, etc. 5. Getting help from participants’ family members or friends to answer the questions during the exam. 6. Closing Google Form both subconsciously and intentionally and loosing WIFI connection for more than 5 minutes. JISMO Committee http://jismo-educational.org/ Questions and Scores For grades 2 and 3 in both Maths and Science papers, there will be 22 multiple choice questions which carry a total of 100 marks. No mark will be given or no deduction for wrong answers and/or unanswered questions. For grades 4-6 in both Maths and Science papers, there will be 20 multiple choice questions and 2 short answer questions which carry a total of 100 marks. No mark will be given or no deduction for wrong answers and/or unanswered questions. Announcement forfor Test . Announcement testResults results School, Individual, and Legend awards winners will be announced on Tuesday, 18 April 2023 on JISMO website, http://jismo-educational.org. Virtual Award Ceremony . Announcement for test results Virtual Award Ceremony will be held via online on the following dates. Registration will be opened on 18 April 2023, and closed 3 days prior to the award ceremony date. The registration link will be announced on the competition results announcement day (18 Apr ‘23) on JISMO website. • • • • • • 10 May ’23: Grade 6 winners 11 May ’23: Grade 5 winners 12 May ’23: Grade 4 winners 15 May ’23: Grade 3 winners 16 May ’23: Grade 2 winners Certificates and medals delivery schedule: M/May ’23 – M/Jun ‘23 We wish your children the best on the competition day. Sincerely yours, Yuki Dehira JISMO Committee For any further inquiries, contact us by scanning the following QR codes. LINE QR Code Viber QR Code JISMO Committee http://jismo-educational.org/ WhatsApp QR Code JISMO Committee http://jismo-educational.org/ JISMO Committee http://jismo-educational.org/ JISMO Committee http://jismo-educational.org/