Year 8 Maths Homework Each week there is to be homework set, due in the day the teacher requests. The topics for each week are listed below. Week Homework number Topic 1 2.1 Averages – Mean Median Mode and Range 2 2.2 Scatter graphs - mymaths 3 2.3 Pie Charts 4 2.4 Handling data - mymaths 5 2.5 Angles - calculating 6 2.6 Angles (reasoning) - mymaths 7 2.7 Bearings 8 2.8 Construction and loci 9 2.9 Enlargement 10 2.10 Ratio and proportion 11 2.11 Integers, Powers and Roots 12 2.12 Review Each homework is divided into 3 sections, A B & C. A is for all pupils to attempt. B is slightly harder and for most pupils to attempt. C is the higher level work for some pupils to attempt. (Your teacher will tell you which parts you should work up to) ONLY SPEND AROUND 30mins! If you are struggling, try using mymaths, if this doesn’t help then ask someone who can, preferably your maths teacher (BEFORE IT IS DUE IN!) Every other week is a Mymaths based homework. These are to be done online using your own login and password. The initial school login is testwood and password is triangle. Please remember to click ‘checkout’ at the end so your work is submitted. If you do not have the internet at home please use the learning resource centre. Week 1 Homework 2.1 – Mean Median Mode and Range A. Find the mean and median of these sets of numbers: i) 6 B. 4 8 ii) 9 9 8 1 7 iii) 2 4 1 5 Find the mean median mode & range for these sets of data: i) 23 56 12 43 32 11 23 16 ii) The mean of these numbers is 9 and the range is eight, What are the two missing numbers? 6 11 9 7 8 13 ? C. ? Rosie had 10 boxes of drawing pins. She counted the number of drawing pins in each box. The table gives information about her results. (i) Write down the modal number of drawing pins in a box. (ii) Work out the range of the number of drawing pins in a box. (iii) Work out the mean number of drawing pins in a box. Number of drawing pins Frequency 29 2 30 5 31 2 32 1 Week 1 Mymaths.co.uk Homework Week 2 Homework 2.2 – Scatter graphs A. Coordinates B. Scattergraphs C. Line of best fit http://www.mymaths.co.uk/tasks/libr ary/loadTask.asp?title=coordinates/ CoordinatesOH&taskID=1092 http://www.mymaths.co.uk/tasks/libr ary/loadTask.asp?title=scattergraph s/scattergraphsOH&taskID=1213 http://www.mymaths.co.uk/tasks/lib rary/loadTask.asp?title=scattergrap hs/lineOfBestFitOH&taskID=1250 Homework 2.3 – Pie Charts Week 3 A. B. Copy the following table of data and draw a pie chart to represent it: Red Green Blue Yellow Frequency 60 45 50 25 Angle 120o 90o ? ? C. Copy the following table of data and draw a pie chart to represent it: Dog Cat Hamster Other Frequency 23 35 11 21 Angle ? ? ? ? Week 4 Mymaths.co.uk Homework Homework 2.4 – Handling data A. Analysing data B. Handling data http://www.mymaths.co.uk/tasks/library/loadTas k.asp?title=fourbooster/ow18Data&taskID=78 http://www.mymaths.co.uk/tasks/library/loadTask .asp?title=boosters/ow13HandlingData&taskID= 13 C. Averages (including stem and leaf diagrams) http://www.mymaths.co.uk/tasks/library/loa dTask.asp?title=gcseFoundation/ow18Aver ages&taskID=218 Homework 2.5 – Angles A. B. C. Week 5 Week 6 Mymaths.co.uk Homework Homework 2.6 – Angles - reasoning A. Angle Sums http://www.mymaths.co.uk/tasks/library/loadTas k.asp?title=angles/anglesumsOH&taskID=1082 B. Angle Reasoning http://www.mymaths.co.uk/tasks/library/loadTask .asp?title=angles/angleReasoningOH&taskID=1 080 C. Angles in Parallel Lines http://www.mymaths.co.uk/tasks/library/loa dTask.asp?title=angles/parallelOH&taskID= 1109 Week 7 Homework 2.7 – Bearings and Scale Drawings 2 1 4 3 A. Find the bearing of each boat (1-4) from the lighthouse. B. Find the bearing of each boat from the anchor. C. If there is a scale of 1cm:100m, find the distances of each boat from both the lighthouse and the anchor Week 8 Mymaths.co.uk Homework Homework 2.8 – Construction and Loci A. Constructing Triangles http://www.mymaths.co.uk/tasks/library/loadTask.asp?ti tle=constructions/constructTrianglesOH&taskID=1090 B. Constructing Shapes http://www.mymaths.co.uk/tasks/library/loadTask.asp?t itle=constructions/constructOH&taskID=1089 C. Drawing Loci http://www.mymaths.co.uk/tasks/library/loadT ask.asp?title=loci/lociOH&taskID=1147 Week 9 Mymaths.co.uk Homework Homework 2.9 – Enlargement A. Enlargement B. Similar Triangles C. Area Scale Factor http://www.mymaths.co.uk/tasks/library/loadTask.as p?title=transformations/enlargementOH&taskID=10 99 http://www.mymaths.co.uk/tasks/library/loadTask .asp?title=similarity/similarityOH&taskID=1119 http://www.mymaths.co.uk/tasks/library/loadTask .asp?title=scalefactors/asfOH&taskID=1085 Homework 2.10 – Ratio and Proportion Week 10 A. What is the ratio of grey to white squares? (give answers in simplest form) i) iv) ii) iii) v) B. Solve these problems using unitary method of proportion. i) If 6 loaves of bread cost £6.30, what do 8 loaves cost? ii) If 3 lemons cost 90p, how much would 10 cost? iii) If 11 melons cost £19, how much would 17 cost? C. Divide the amounts by the given ratio i) £45 in ratio 7:2 ii) £36 in ratio 1:2 iii) £150 in ratio 11:4 Homework 2.11 – Integers Powers and Roots Week 11 A. 1) Multiply these numbers: i) 3 x 10 ii) 15 x 10 iii) 6 x 100 iv) 13 x 100 v) 4.6 x 10 vi) 5.9 x 100 2) Divide these Numbers i) 630 divided by 10 ii) 45 divided by 10 iii) 28 divided by 100 B. Calculate the following: i) 32 ii) 72 iii) 102 iv) 12 v) 62 vi) 23 C. Estimate the square roots of: (please show how you got to your answer) i) 20 ii) 50 iii) 120 Mymaths.co.uk Homework Week 12 Homework 2.12 – Review of term – your teacher will direct you to one of the following: A. Estimates with Decimals B. Averages and charts C. Ratio, proportion and enlargement including similarity. • http://www.mymaths.co.uk/tasks/library/loadTask.a sp?title=estimating/estimatingDiamondOH&taskID =1374 • http://www.mymaths.co.uk/tasks/library/loadTask.a sp?title=accuracy/decimalplacesOH&taskID=1001 • http://www.mymaths.co.uk/tasks/library/loadTask.a sp?title=estimating/estimatingOH&taskID=1043 • http://www.mymaths.co.uk/tasks/library/loadTa sk.asp?title=fourbooster/ow18Data&taskID=78 • http://www.mymaths.co.uk/tasks/library/loadTa sk.asp?title=boosters/ow13HandlingData&taskI D=13 • http://www.mymaths.co.uk/tasks/library/loadTa sk.asp?title=gcseFoundation/ow19Charts&task ID=219 • http://www.mymaths.co.uk/tasks/library/loadTas k.asp?title=fourbooster/ow8RatioAndProportio n&taskID=68 http://www.mymaths.co.uk/tasks/library/loadTas k.asp?title=boosters/ow14Proportion&taskID=1 4 http://www.mymaths.co.uk/tasks/library/loadTas k.asp?title=similarity/similarityOH&taskID=1119 • •