Workbook Detail
Subtraction Within 100 Medium — Set 78
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"question": "49 - 9 = ___",
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"operand1": 11,
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"operand1": 59,
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"operand1": 59,
"operand2": 41,
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"operand1": 7,
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"id": 12,
"operand1": 24,
"operand2": 14,
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"question": "24 - 14 = ___",
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"operand1": 45,
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"question": "45 - 31 = ___",
"answer": 14
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"operand1": 34,
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"question": "34 - 2 = ___",
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"operand1": 68,
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"question": "68 - 64 = ___",
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"id": 16,
"operand1": 78,
"operand2": 3,
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"question": "78 - 3 = ___",
"answer": 75
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"id": 17,
"operand1": 95,
"operand2": 80,
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"question": "95 - 80 = ___",
"answer": 15
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"id": 18,
"operand1": 15,
"operand2": 2,
"operator": "-",
"question": "15 - 2 = ___",
"answer": 13
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{
"id": 19,
"operand1": 77,
"operand2": 43,
"operator": "-",
"question": "77 - 43 = ___",
"answer": 34
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"id": 20,
"operand1": 98,
"operand2": 15,
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"question": "98 - 15 = ___",
"answer": 83
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}Teaching Notes
17
-2
76
-30
8
-7
49
-9
11
-10
2
-1
59
-21
59
-41
7
-2
6
-2
9
-8
24
-14
45
-31
34
-2
68
-64
78
-3
95
-80
15
-2
77
-43
98
-15
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