Workbook Detail
Number Sense Estimation Estimate Differences — Set 6
Estimate: 67 − 23 ≈ ?
Show answer
Answer: 50
- Expression
- 67 − 23
- EstimatedAnswer
- 50
- ExactAnswer
- 44
Estimate: 21 − 15 ≈ ?
- Expression
- 21 − 15
- EstimatedAnswer
- 0
- ExactAnswer
- 6
Estimate: 71 − 27 ≈ ?
Show answer
Answer: 40
- Expression
- 71 − 27
- EstimatedAnswer
- 40
- ExactAnswer
- 44
Estimate: 24 − 14 ≈ ?
Show answer
Answer: 10
- Expression
- 24 − 14
- EstimatedAnswer
- 10
- ExactAnswer
- 10
Estimate: 24 − 19 ≈ ?
- Expression
- 24 − 19
- EstimatedAnswer
- 0
- ExactAnswer
- 5
Estimate: 63 − 54 ≈ ?
Show answer
Answer: 10
- Expression
- 63 − 54
- EstimatedAnswer
- 10
- ExactAnswer
- 9
Estimate: 69 − 10 ≈ ?
Show answer
Answer: 60
- Expression
- 69 − 10
- EstimatedAnswer
- 60
- ExactAnswer
- 59
Estimate: 93 − 17 ≈ ?
Show answer
Answer: 70
- Expression
- 93 − 17
- EstimatedAnswer
- 70
- ExactAnswer
- 76
Estimate: 95 − 47 ≈ ?
Show answer
Answer: 50
- Expression
- 95 − 47
- EstimatedAnswer
- 50
- ExactAnswer
- 48
Estimate: 83 − 56 ≈ ?
Show answer
Answer: 20
- Expression
- 83 − 56
- EstimatedAnswer
- 20
- ExactAnswer
- 27
Estimate: 98 − 95 ≈ ?
- Expression
- 98 − 95
- EstimatedAnswer
- 0
- ExactAnswer
- 3
Estimate: 21 − 19 ≈ ?
- Expression
- 21 − 19
- EstimatedAnswer
- 0
- ExactAnswer
- 2
Estimate: 103 − 63 ≈ ?
Show answer
Answer: 40
- Expression
- 103 − 63
- EstimatedAnswer
- 40
- ExactAnswer
- 40
Estimate: 87 − 56 ≈ ?
Show answer
Answer: 30
- Expression
- 87 − 56
- EstimatedAnswer
- 30
- ExactAnswer
- 31
Estimate: 96 − 73 ≈ ?
Show answer
Answer: 30
- Expression
- 96 − 73
- EstimatedAnswer
- 30
- ExactAnswer
- 23
Estimate: 65 − 19 ≈ ?
Show answer
Answer: 50
- Expression
- 65 − 19
- EstimatedAnswer
- 50
- ExactAnswer
- 46
Estimate: 85 − 79 ≈ ?
Show answer
Answer: 10
- Expression
- 85 − 79
- EstimatedAnswer
- 10
- ExactAnswer
- 6
Estimate: 26 − 15 ≈ ?
Show answer
Answer: 10
- Expression
- 26 − 15
- EstimatedAnswer
- 10
- ExactAnswer
- 11
Estimate: 75 − 15 ≈ ?
Show answer
Answer: 60
- Expression
- 75 − 15
- EstimatedAnswer
- 60
- ExactAnswer
- 60
Estimate: 25 − 24 ≈ ?
Show answer
Answer: 10
- Expression
- 25 − 24
- EstimatedAnswer
- 10
- ExactAnswer
- 1