Workbook Detail
Number Sense Patterns Missing Operator — Set 83
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"operand2": 3,
"result": 5,
"question": "15 __ 3 = 5",
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"type": "missing-operator",
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"operand1": 6,
"operand2": 6,
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"operand1": 18,
"operand2": 6,
"result": 3,
"question": "18 __ 6 = 3",
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"type": "missing-operator",
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"operand1": 90,
"operand2": 10,
"result": 9,
"question": "90 ○ 10 = 9, what is ○?",
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},
{
"id": 12,
"type": "missing-operator",
"subType": "-",
"operand1": 12,
"operand2": 10,
"result": 2,
"question": "12 __ 10 = 2",
"answer": "-",
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"difficulty": "normal"
},
{
"id": 13,
"type": "missing-operator",
"subType": "÷",
"operand1": 21,
"operand2": 7,
"result": 3,
"question": "21 __ 7 = 3",
"answer": "÷",
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"id": 14,
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"operand1": 4,
"operand2": 10,
"result": 14,
"question": "4 __ 10 = 14",
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"operand1": 3,
"operand2": 4,
"result": 12,
"question": "3 __ 4 = 12",
"answer": "×",
"correctAnswer": "×",
"difficulty": "normal"
},
{
"id": 16,
"type": "missing-operator",
"subType": "×",
"operand1": 7,
"operand2": 5,
"result": 35,
"question": "7 ○ 5 = 35, what is ○?",
"answer": "×",
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"id": 17,
"type": "missing-operator",
"subType": "+",
"operand1": 8,
"operand2": 10,
"result": 18,
"question": "8 __ 10 = 18",
"answer": "+",
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"id": 18,
"type": "missing-operator",
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"operand1": 7,
"operand2": 4,
"result": 28,
"question": "7 ○ 4 = 28, what is ○?",
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"id": 19,
"type": "missing-operator",
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"operand1": 9,
"operand2": 8,
"result": 17,
"question": "9 ○ 8 = 17, what is ○?",
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"operand1": 1,
"operand2": 10,
"result": 11,
"question": "1 __ 10 = 11",
"answer": "+",
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