easy Set 10 Form Exercise

Estimate: 38 − 14 ≈ ?

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Answer: 30

Expression
38 − 14
EstimatedAnswer
30
ExactAnswer
24

Estimate: 34 − 22 ≈ ?

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Answer: 10

Expression
34 − 22
EstimatedAnswer
10
ExactAnswer
12

Estimate: 37 − 14 ≈ ?

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Answer: 30

Expression
37 − 14
EstimatedAnswer
30
ExactAnswer
23

Estimate: 92 − 67 ≈ ?

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Answer: 20

Expression
92 − 67
EstimatedAnswer
20
ExactAnswer
25

Estimate: 23 − 18 ≈ ?

Expression
23 − 18
EstimatedAnswer
0
ExactAnswer
5

Estimate: 78 − 73 ≈ ?

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Answer: 10

Expression
78 − 73
EstimatedAnswer
10
ExactAnswer
5

Estimate: 73 − 12 ≈ ?

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Answer: 60

Expression
73 − 12
EstimatedAnswer
60
ExactAnswer
61

Estimate: 56 − 51 ≈ ?

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Answer: 10

Expression
56 − 51
EstimatedAnswer
10
ExactAnswer
5

Estimate: 38 − 15 ≈ ?

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Answer: 20

Expression
38 − 15
EstimatedAnswer
20
ExactAnswer
23

Estimate: 52 − 29 ≈ ?

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Answer: 20

Expression
52 − 29
EstimatedAnswer
20
ExactAnswer
23

Estimate: 32 − 24 ≈ ?

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Answer: 10

Expression
32 − 24
EstimatedAnswer
10
ExactAnswer
8

Estimate: 102 − 86 ≈ ?

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Answer: 10

Expression
102 − 86
EstimatedAnswer
10
ExactAnswer
16

Estimate: 75 − 32 ≈ ?

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Answer: 50

Expression
75 − 32
EstimatedAnswer
50
ExactAnswer
43

Estimate: 22 − 20 ≈ ?

Expression
22 − 20
EstimatedAnswer
0
ExactAnswer
2

Estimate: 35 − 28 ≈ ?

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Answer: 10

Expression
35 − 28
EstimatedAnswer
10
ExactAnswer
7

Estimate: 61 − 33 ≈ ?

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Answer: 30

Expression
61 − 33
EstimatedAnswer
30
ExactAnswer
28

Estimate: 47 − 33 ≈ ?

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Answer: 20

Expression
47 − 33
EstimatedAnswer
20
ExactAnswer
14

Estimate: 25 − 24 ≈ ?

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Answer: 10

Expression
25 − 24
EstimatedAnswer
10
ExactAnswer
1

Estimate: 99 − 14 ≈ ?

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Answer: 90

Expression
99 − 14
EstimatedAnswer
90
ExactAnswer
85

Estimate: 105 − 103 ≈ ?

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Answer: 10

Expression
105 − 103
EstimatedAnswer
10
ExactAnswer
2