Workbook Detail
Subtraction Within 100 Medium — Set 13
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"operand1": 89,
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"question": "89 - 61 = ___",
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"id": 4,
"operand1": 17,
"operand2": 5,
"operator": "-",
"question": "17 - 5 = ___",
"answer": 12
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"id": 5,
"operand1": 75,
"operand2": 22,
"operator": "-",
"question": "75 - 22 = ___",
"answer": 53
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"id": 6,
"operand1": 58,
"operand2": 27,
"operator": "-",
"question": "58 - 27 = ___",
"answer": 31
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{
"id": 7,
"operand1": 64,
"operand2": 32,
"operator": "-",
"question": "64 - 32 = ___",
"answer": 32
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"id": 8,
"operand1": 79,
"operand2": 74,
"operator": "-",
"question": "79 - 74 = ___",
"answer": 5
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"id": 9,
"operand1": 85,
"operand2": 74,
"operator": "-",
"question": "85 - 74 = ___",
"answer": 11
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{
"id": 10,
"operand1": 83,
"operand2": 12,
"operator": "-",
"question": "83 - 12 = ___",
"answer": 71
},
{
"id": 11,
"operand1": 99,
"operand2": 51,
"operator": "-",
"question": "99 - 51 = ___",
"answer": 48
},
{
"id": 12,
"operand1": 79,
"operand2": 52,
"operator": "-",
"question": "79 - 52 = ___",
"answer": 27
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{
"id": 13,
"operand1": 17,
"operand2": 7,
"operator": "-",
"question": "17 - 7 = ___",
"answer": 10
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{
"id": 14,
"operand1": 96,
"operand2": 14,
"operator": "-",
"question": "96 - 14 = ___",
"answer": 82
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"id": 15,
"operand1": 55,
"operand2": 20,
"operator": "-",
"question": "55 - 20 = ___",
"answer": 35
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"id": 16,
"operand1": 5,
"operand2": 1,
"operator": "-",
"question": "5 - 1 = ___",
"answer": 4,
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{
"id": 17,
"operand1": 2,
"operand2": 1,
"operator": "-",
"question": "2 - 1 = ___",
"answer": 1,
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{
"id": 18,
"operand1": 27,
"operand2": 26,
"operator": "-",
"question": "27 - 26 = ___",
"answer": 1
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{
"id": 19,
"operand1": 8,
"operand2": 5,
"operator": "-",
"question": "8 - 5 = ___",
"answer": 3,
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"operation": "subtract",
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"crossedCount": 5
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},
{
"id": 20,
"operand1": 67,
"operand2": 15,
"operator": "-",
"question": "67 - 15 = ___",
"answer": 52
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}Teaching Notes
89
-61
87
-21
8
-5
17
-5
75
-22
58
-27
64
-32
79
-74
85
-74
83
-12
99
-51
79
-52
17
-7
96
-14
55
-20
5
-1
2
-1
27
-26
8
-5
67
-15
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