Workbook Detail
Missing Operator Add Sub Easy — Set 42
This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.
{
"contentData": {
"operation": "missing-operator",
"subject": "arithmetic",
"difficulty": "easy",
"config": {
"operations": [
"+",
"-"
],
"maxNumber": 50,
"operationPair": "add-sub",
"difficulty": "easy"
},
"problems": [
{
"id": 1,
"type": "missing-operator",
"subType": "+",
"operand1": 14,
"operand2": 9,
"result": 23,
"question": "14 __ 9 = 23",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 2,
"type": "missing-operator",
"subType": "+",
"operand1": 13,
"operand2": 19,
"result": 32,
"question": "13 ○ 19 = 32, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 3,
"type": "missing-operator",
"subType": "+",
"operand1": 41,
"operand2": 44,
"result": 85,
"question": "41 ○ 44 = 85, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 4,
"type": "missing-operator",
"subType": "+",
"operand1": 6,
"operand2": 43,
"result": 49,
"question": "6 ○ 43 = 49, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 5,
"type": "missing-operator",
"subType": "+",
"operand1": 24,
"operand2": 28,
"result": 52,
"question": "24 ○ 28 = 52, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 6,
"type": "missing-operator",
"subType": "-",
"operand1": 43,
"operand2": 3,
"result": 40,
"question": "43 ○ 3 = 40, what is ○?",
"answer": "-",
"correctAnswer": "-",
"difficulty": "easy"
},
{
"id": 7,
"type": "missing-operator",
"subType": "-",
"operand1": 31,
"operand2": 15,
"result": 16,
"question": "31 ○ 15 = 16, what is ○?",
"answer": "-",
"correctAnswer": "-",
"difficulty": "easy"
},
{
"id": 8,
"type": "missing-operator",
"subType": "-",
"operand1": 15,
"operand2": 9,
"result": 6,
"question": "15 ○ 9 = 6, what is ○?",
"answer": "-",
"correctAnswer": "-",
"difficulty": "easy"
},
{
"id": 9,
"type": "missing-operator",
"subType": "+",
"operand1": 36,
"operand2": 15,
"result": 51,
"question": "36 ○ 15 = 51, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 10,
"type": "missing-operator",
"subType": "-",
"operand1": 68,
"operand2": 44,
"result": 24,
"question": "68 ○ 44 = 24, what is ○?",
"answer": "-",
"correctAnswer": "-",
"difficulty": "easy"
},
{
"id": 11,
"type": "missing-operator",
"subType": "×",
"operand1": 4,
"operand2": 10,
"result": 40,
"question": "4 ○ 10 = 40, what is ○?",
"answer": "×",
"correctAnswer": "×",
"difficulty": "easy"
},
{
"id": 12,
"type": "missing-operator",
"subType": "×",
"operand1": 12,
"operand2": 7,
"result": 84,
"question": "12 __ 7 = 84",
"answer": "×",
"correctAnswer": "×",
"difficulty": "easy"
},
{
"id": 13,
"type": "missing-operator",
"subType": "×",
"operand1": 11,
"operand2": 6,
"result": 66,
"question": "11 __ 6 = 66",
"answer": "×",
"correctAnswer": "×",
"difficulty": "easy"
},
{
"id": 14,
"type": "missing-operator",
"subType": "×",
"operand1": 6,
"operand2": 6,
"result": 36,
"question": "6 __ 6 = 36",
"answer": "×",
"correctAnswer": "×",
"difficulty": "easy"
},
{
"id": 15,
"type": "missing-operator",
"subType": "-",
"operand1": 63,
"operand2": 14,
"result": 49,
"question": "63 ○ 14 = 49, what is ○?",
"answer": "-",
"correctAnswer": "-",
"difficulty": "easy"
},
{
"id": 16,
"type": "missing-operator",
"subType": "+",
"operand1": 22,
"operand2": 11,
"result": 33,
"question": "22 __ 11 = 33",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 17,
"type": "missing-operator",
"subType": "×",
"operand1": 10,
"operand2": 10,
"result": 100,
"question": "10 ○ 10 = 100, what is ○?",
"answer": "×",
"correctAnswer": "×",
"difficulty": "easy"
},
{
"id": 18,
"type": "missing-operator",
"subType": "+",
"operand1": 37,
"operand2": 49,
"result": 86,
"question": "37 __ 49 = 86",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 19,
"type": "missing-operator",
"subType": "+",
"operand1": 32,
"operand2": 41,
"result": 73,
"question": "32 ○ 41 = 73, what is ○?",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
},
{
"id": 20,
"type": "missing-operator",
"subType": "+",
"operand1": 18,
"operand2": 38,
"result": 56,
"question": "18 __ 38 = 56",
"answer": "+",
"correctAnswer": "+",
"difficulty": "easy"
}
],
"layout": {
"columns": 2,
"problemsPerPage": 20
}
},
"_archetype": "form-exercise",
"_generatorId": "arithmetic-generator-v7.2.1"
}Teaching Notes
- 14 __ 9 = 23
- 13 ○ 19 = 32, what is ○?
- 41 ○ 44 = 85, what is ○?
- 6 ○ 43 = 49, what is ○?
- 24 ○ 28 = 52, what is ○?
- 43 ○ 3 = 40, what is ○?
- 31 ○ 15 = 16, what is ○?
- 15 ○ 9 = 6, what is ○?
- 36 ○ 15 = 51, what is ○?
- 68 ○ 44 = 24, what is ○?
- 4 ○ 10 = 40, what is ○?
- 12 __ 7 = 84
- 11 __ 6 = 66
- 6 __ 6 = 36
- 63 ○ 14 = 49, what is ○?
- 22 __ 11 = 33
- 10 ○ 10 = 100, what is ○?
- 37 __ 49 = 86
- 32 ○ 41 = 73, what is ○?
- 18 __ 38 = 56
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