Five-Minute Check (over Lesson 1–7)
Main Idea and Vocabulary
Example 1: Round to the Nearest Ten
Example 2: Round to the Nearest Ten
Example 3: Round to the Nearest Hundred
Example 4: Round to the Nearest Hundred
• I will round numbers to the nearest ten and
hundred.
• round
Round to the Nearest Ten
Marco drank 24 ounces of water today. Round
24 to the nearest ten.
The closest ten less than 24 is 20.
The closest ten greater than 24 is 30.
So, use a number line from 20 to 30.
Answer: Since 24 is closer to 20 than to 30, round
24 to 20.
Paco had 37 crayons. Round 37 to the nearest ten.
A. 30
B. 40
C. 35
D. 45
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Round to the Nearest Ten
LaToya walked 65 miles this week. Round 65 to the
nearest ten.
The closest ten less than 65 is 60.
The closest ten greater than 65 is 70.
So, use a number line from 60 to 70.
Round to the Nearest Ten
Notice that 65 is exactly between 60 and 70. When
this happens, round up.
Answer: So, 65 will round to 70.
Imani scored 45 points during the basketball game.
Round 45 to the nearest ten.
A. 50
B. 40
C. 60
D. 30
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Round to the Nearest Hundred
The goldfish tank at the pet store was filled with 117
goldfish. Round 117 to the nearest hundred.
The closest hundred less than 117 is 100.
The closest hundred greater than 117 is 200.
Use a number line from 100 to 200, counting by tens.
117
Answer: 117 is closer to 100 than to 200.
Round 117 to 100.
A swing can hold 342 pounds. Round 342 to the
nearest hundred.
A. 350
B. 400
C. 300
D. 450
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Round to the Nearest Hundred
Shawn collected 1,489 stamps. Round 1,489 to the
nearest hundred.
The closest hundred less than 1,489 is 1,400.
The closest hundred greater than 1,489 is 1,500.
Use a number line from 1,400 to 1,500, counting by
tens.
Round to the Nearest Hundred
1,489
Answer: 1,489 is closer to 1,500 than to 1,400.
Round 1,489 to 1,500.
Robyn and her class collected 1,671 cans of food
for the food drive. Round 1,671 to the nearest
hundred.
A. 1,700
B. 1,000
C. 2,000
D. 1,600
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End of the Lesson
Five-Minute Check (over Lesson 1–7)
Image Bank
Math Tool Chest
Place Value
(over Lesson 1–7)
Order the numbers from least to greatest.
46, 63, 49
A. 46, 49, 63
B. 49, 63, 46
C. 46, 63, 49
D. 63, 49, 46
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(over Lesson 1–7)
Order the numbers from least to greatest.
294, 279, 299
A. 294, 279, 299
B. 279, 294, 299
C. 299, 279, 294
D. 279, 299, 294
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(over Lesson 1–7)
Order the numbers from greatest to least.
748, 893, 562
A. 893, 748, 562
B. 893, 562, 748
C. 748, 562, 893
D. 562, 748, 896
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(over Lesson 1–7)
Order the numbers from greatest to least.
1,200, 202, 2,100
A. 202, 2,100, 1,200
B. 202, 1,200, 2,100
C. 2,100, 1,200, 202
D. 2,100, 202, 1,200
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