Workbook Detail
Number Sense Patterns Missing Operator — Set 14
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"result": 10,
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"operand1": 8,
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"result": 9,
"question": "8 ○ 1 = 9, what is ○?",
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"id": 6,
"type": "missing-operator",
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"operand1": 11,
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"result": 4,
"question": "11 __ 7 = 4",
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"type": "missing-operator",
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"result": 3,
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"id": 8,
"type": "missing-operator",
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"operand1": 3,
"operand2": 3,
"result": 9,
"question": "3 __ 3 = 9",
"answer": "×",
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"operand1": 2,
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"result": 4,
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"result": 8,
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"id": 11,
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"result": 6,
"question": "8 ○ 2 = 6, what is ○?",
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},
{
"id": 12,
"type": "missing-operator",
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"operand1": 9,
"operand2": 5,
"result": 45,
"question": "9 __ 5 = 45",
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"id": 13,
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"operand1": 6,
"operand2": 2,
"result": 12,
"question": "6 ○ 2 = 12, what is ○?",
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"id": 14,
"type": "missing-operator",
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"operand1": 4,
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"result": 20,
"question": "4 ○ 5 = 20, what is ○?",
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"id": 15,
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"subType": "+",
"operand1": 1,
"operand2": 1,
"result": 2,
"question": "1 ○ 1 = 2, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "normal"
},
{
"id": 16,
"type": "missing-operator",
"subType": "-",
"operand1": 14,
"operand2": 9,
"result": 5,
"question": "14 __ 9 = 5",
"answer": "-",
"correctAnswer": "-",
"difficulty": "normal"
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"id": 17,
"type": "missing-operator",
"subType": "÷",
"operand1": 24,
"operand2": 8,
"result": 3,
"question": "24 ○ 8 = 3, what is ○?",
"answer": "÷",
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"id": 18,
"type": "missing-operator",
"subType": "+",
"operand1": 9,
"operand2": 10,
"result": 19,
"question": "9 __ 10 = 19",
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"id": 19,
"type": "missing-operator",
"subType": "÷",
"operand1": 40,
"operand2": 5,
"result": 8,
"question": "40 ○ 5 = 8, what is ○?",
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"question": "9 ○ 4 = 13, what is ○?",
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