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Rounding and Reasoning: Fun Real-World Math Problems

Authored by Anthony Clark

English

3rd Grade

CCSS covered

Used 3+ times

Rounding and Reasoning: Fun Real-World Math Problems
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lily has 47 apples. She wants to round to the nearest ten. What is the rounded number? Explain your reasoning.

50

60

40

30

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tom has 82 marbles. He buys 15 more. How many marbles does he have now? Round to the nearest ten and explain how you rounded.

110

85

100

90

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bakery made 63 cookies. They sold 29 cookies. How many cookies are left? Round the remaining cookies to the nearest ten and explain your rounding.

40

50

30

20

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sarah read 54 pages of a book. She plans to read 27 more pages. How many pages will she have read in total? Round to the nearest ten and explain your reasoning.

80

100

70

90

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a classroom, there are 38 pencils. The teacher buys 22 more. How many pencils are there now? Round to the nearest ten and explain how you got your answer.

50

60

70

80

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A toy store has 76 toys. They sold 19 toys. How many toys are left? Round to the nearest ten and explain your rounding process.

60

80

70

50

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mark collected 45 stamps. He found 18 more stamps. How many stamps does he have now? Round to the nearest ten and explain your reasoning.

60

50

70

80

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