Addition Special Types Mental Math — Set 51

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

{
    "contentData": {
        "operation": "addition",
        "subject": "arithmetic",
        "difficulty": "medium",
        "config": {
            "maxNumber": 100,
            "regrouping": false,
            "operation": "addition",
            "mentalMath": true
        },
        "problems": [
            {
                "id": 1,
                "operand1": 20,
                "operand2": 49,
                "operator": "+",
                "question": "20 + 49 = ___",
                "answer": 69
            },
            {
                "id": 2,
                "operand1": 5,
                "operand2": 92,
                "operator": "+",
                "question": "5 + 92 = ___",
                "answer": 97
            },
            {
                "id": 3,
                "operand1": 14,
                "operand2": 21,
                "operator": "+",
                "question": "14 + 21 = ___",
                "answer": 35
            },
            {
                "id": 4,
                "operand1": 71,
                "operand2": 11,
                "operator": "+",
                "question": "71 + 11 = ___",
                "answer": 82
            },
            {
                "id": 5,
                "operand1": 51,
                "operand2": 40,
                "operator": "+",
                "question": "51 + 40 = ___",
                "answer": 91
            },
            {
                "id": 6,
                "operand1": 40,
                "operand2": 35,
                "operator": "+",
                "question": "40 + 35 = ___",
                "answer": 75
            },
            {
                "id": 7,
                "operand1": 56,
                "operand2": 32,
                "operator": "+",
                "question": "56 + 32 = ___",
                "answer": 88
            },
            {
                "id": 8,
                "operand1": 10,
                "operand2": 18,
                "operator": "+",
                "question": "10 + 18 = ___",
                "answer": 28
            },
            {
                "id": 9,
                "operand1": 40,
                "operand2": 25,
                "operator": "+",
                "question": "40 + 25 = ___",
                "answer": 65
            },
            {
                "id": 10,
                "operand1": 35,
                "operand2": 41,
                "operator": "+",
                "question": "35 + 41 = ___",
                "answer": 76
            },
            {
                "id": 11,
                "operand1": 55,
                "operand2": 24,
                "operator": "+",
                "question": "55 + 24 = ___",
                "answer": 79
            },
            {
                "id": 12,
                "operand1": 31,
                "operand2": 55,
                "operator": "+",
                "question": "31 + 55 = ___",
                "answer": 86
            },
            {
                "id": 13,
                "operand1": 82,
                "operand2": 3,
                "operator": "+",
                "question": "82 + 3 = ___",
                "answer": 85
            },
            {
                "id": 14,
                "operand1": 7,
                "operand2": 41,
                "operator": "+",
                "question": "7 + 41 = ___",
                "answer": 48
            },
            {
                "id": 15,
                "operand1": 87,
                "operand2": 100,
                "operator": "+",
                "question": "87 + 100 = ___",
                "answer": 187
            },
            {
                "id": 16,
                "operand1": 5,
                "operand2": 72,
                "operator": "+",
                "question": "5 + 72 = ___",
                "answer": 77
            },
            {
                "id": 17,
                "operand1": 51,
                "operand2": 25,
                "operator": "+",
                "question": "51 + 25 = ___",
                "answer": 76
            },
            {
                "id": 18,
                "operand1": 10,
                "operand2": 88,
                "operator": "+",
                "question": "10 + 88 = ___",
                "answer": 98
            },
            {
                "id": 19,
                "operand1": 1,
                "operand2": 10,
                "operator": "+",
                "question": "1 + 10 = ___",
                "answer": 11,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "add",
                    "items": [
                        {
                            "count": 1,
                            "role": "groupA"
                        },
                        {
                            "count": 10,
                            "role": "groupB"
                        }
                    ]
                }
            },
            {
                "id": 20,
                "operand1": 21,
                "operand2": 3,
                "operator": "+",
                "question": "21 + 3 = ___",
                "answer": 24
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}