Workbook Detail
Estimation Challenge Estimation Grade 4 Hard — Set 1
444 ÷ 6 = ?
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Answer: 74
126 ÷ 3 = ?
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Answer: 42
GCF(4, 4) = ?
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Answer: 2
2/6 - 2/6 = ?
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Answer: 0/6
747 ÷ 9 = ?
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Answer: 83
x + 1 = 21, x = ?
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Answer: 20
GCF(24, 30) = ?
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Answer: 6
(2 + 2) × 3 = ?
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Answer: 12
672 ÷ 8 = ?
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Answer: 84
68 × 6 = ?
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Answer: 408
3^3 = ?
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Answer: 27
x + 3 = 12, x = ?
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Answer: 9
78 × 7 = ?
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Answer: 546
427 ÷ 7 = ?
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Answer: 61
x + 6 = 20, x = ?
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Answer: 14
5/3 + 2/3 = ?
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Answer: 7/3
7.6 + 6.0 = ?
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Answer: 13.6
(7 + 6) × 5 = ?
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Answer: 65
GCF(15, 9) = ?
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Answer: 3
3^3 = ?
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Answer: 27