Workbook Detail
Estimation Challenge Mixed — Set 94
01
About how many: 104 ÷ 7?
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14
02
About how many: 69 ÷ 4?
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17
03
Estimate 38 + 85 to the nearest 10 = ?
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130
04
Estimate 56 - 41 to the nearest ten = ?
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20
05
Estimate 65 + 64 to the nearest 10 = ?
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130
06
Estimate 72 - 33 to the nearest ten = ?
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40
07
Round 101 to the nearest hundred = ?
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100
08
About how many: 139 ÷ 8?
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17
09
Estimate 54 - 27 to the nearest ten = ?
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20
10
Estimate 66 + 99 to the nearest 10 = ?
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170
11
Estimate 92 - 20 to the nearest ten = ?
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70
12
Round 95 to the nearest ten = ?
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100
13
Estimate 84 + 31 to the nearest 10 = ?
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110
14
Estimate 71 - 42 to the nearest ten = ?
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30
15
Estimate 46 + 18 to the nearest 5 = ?
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65
16
Estimate 21 + 48 to the nearest 5 = ?
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70
17
About how many: 157 ÷ 6?
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26
18
Estimate 70 - 29 to the nearest ten = ?
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40
19
Estimate 70 - 26 to the nearest ten = ?
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40