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Math Unit 6 1.NBT.4

Last updated almost 5 years ago

10 questions

Note from the author:

1.NBT. 4

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Question 1

1.

55

45

85

105

Question 2

2.

Look at the model. What is the sum if you add 10?

36

64

13

56

Question 3

3.

Show your representation for the following:

5 + 3 = _, so
50 + 30 = ___

Question 4

4.

Use the chart to help you answer. Select True or False.

8 + 31 = 41

True

False

Question 5

5.

Use the chart to help you answer. Select True or False.

57 + 40 = 97

True

False

Question 6

6.

Show your representation.

What is the sum?
46 + 9 =

Question 7

7.

Show your representaion.

What is the sum?
21 + 38 =

Question 8

8.

Question 9

9.

Look at the model. What is the sum if you subtract 10?

78

38

86

58

Question 10

10.

3 + 6 + 9 + 1

30 + 60 + 90 + 10

30 + 60 + 9 + 1