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Regrouping and Estimating Sums: Fun Math Adventures!

Authored by Anthony Clark

English

2nd Grade

CCSS covered

Regrouping and Estimating Sums: Fun Math Adventures!
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lily has 27 apples and she buys 15 more. How many apples does she have now? Use a number line to help you add.

50

35

30

42

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tom has 34 marbles and finds 29 more in his bag. How many marbles does Tom have altogether? Estimate the sum by rounding.

50

40

63

70

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A farmer has 48 chickens and he buys 26 more. How many chickens does he have in total? Show your work on a number line.

64

80

50

74

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sarah read 56 pages of her book and then read 37 more. How many pages did she read altogether? Round to estimate the total.

90 pages

100 pages

70 pages

80 pages

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a toy store, there are 65 teddy bears and 28 dolls. How many toys are there in total? Use a number line to find the answer.

100

70

93

85

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A baker made 73 cookies and sold 29 of them. How many cookies does he have left? Estimate the number of cookies remaining by rounding.

50

44

40

30

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At the library, there are 82 fiction books and 39 non-fiction books. How many books are there in total? Use a number line to add.

95

100

121

130

Tags

CCSS.2.NBT.B.6

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