Workbook Detail
Number Sense Estimation Estimate Differences — Set 18
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"type": "estimation",
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"type": "estimation",
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"type": "estimation",
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"type": "estimation",
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"question": "About how many: 17 ÷ 2?",
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"type": "estimation",
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"type": "estimation",
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"question": "About how many: 77 ÷ 9?",
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"type": "estimation",
"subType": "estimate-differences",
"question": "About how many: 29 ÷ 4?",
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"correctAnswer": "7",
"difficulty": "normal"
},
{
"id": 15,
"type": "estimation",
"subType": "estimate-differences",
"question": "About how many: 173 ÷ 6?",
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"correctAnswer": "28",
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"id": 16,
"type": "estimation",
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"question": "About how many: 89 ÷ 3?",
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"type": "estimation",
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"question": "About how many: 110 ÷ 4?",
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"type": "estimation",
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"question": "About how many: 41 ÷ 6?",
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"id": 19,
"type": "estimation",
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"question": "About how many: 23 ÷ 4?",
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},
{
"id": 20,
"type": "estimation",
"subType": "estimate-differences",
"question": "About how many: 62 ÷ 6?",
"answer": 10,
"correctAnswer": "10",
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