starter Set 47 Form Exercise

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    "semantics": {
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            "isDeterministic": true,
            "solutionCount": 1
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        "difficulty": {
            "declaredLevel": "easy",
            "computedScore": 26,
            "metrics": {
                "problemCount": 8,
                "operation": "math-match",
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    "operation": "math-match",
    "subject": "arithmetic",
    "difficulty": "starter",
    "config": {
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    "problems": [
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "1+3",
                    "value": 4
                },
                {
                    "expr": "5-3",
                    "value": 2
                },
                {
                    "expr": "7x5",
                    "value": 35
                },
                {
                    "expr": "10+10",
                    "value": 20
                },
                {
                    "expr": "7x6",
                    "value": 42
                }
            ],
            "answer": "1+3=4; 5-3=2; 7x5=35; 10+10=20; 7x6=42",
            "question": "Match each expression with its answer: 1+3=?, 5-3=?, 7x5=?, 10+10=?, 7x6=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "7-1",
                    "value": 6
                },
                {
                    "expr": "3-3",
                    "value": 0
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                {
                    "expr": "6-2",
                    "value": 4
                },
                {
                    "expr": "3x8",
                    "value": 24
                },
                {
                    "expr": "7x6",
                    "value": 42
                }
            ],
            "answer": "7-1=6; 3-3=0; 6-2=4; 3x8=24; 7x6=42",
            "question": "Match each expression with its answer: 7-1=?, 3-3=?, 6-2=?, 3x8=?, 7x6=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "8-1",
                    "value": 7
                },
                {
                    "expr": "4-4",
                    "value": 0
                },
                {
                    "expr": "3x2",
                    "value": 6
                },
                {
                    "expr": "4x4",
                    "value": 16
                },
                {
                    "expr": "2+10",
                    "value": 12
                }
            ],
            "answer": "8-1=7; 4-4=0; 3x2=6; 4x4=16; 2+10=12",
            "question": "Match each expression with its answer: 8-1=?, 4-4=?, 3x2=?, 4x4=?, 2+10=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "5-5",
                    "value": 0
                },
                {
                    "expr": "5+3",
                    "value": 8
                },
                {
                    "expr": "9x7",
                    "value": 63
                },
                {
                    "expr": "7x4",
                    "value": 28
                },
                {
                    "expr": "6-2",
                    "value": 4
                }
            ],
            "answer": "5-5=0; 5+3=8; 9x7=63; 7x4=28; 6-2=4",
            "question": "Match each expression with its answer: 5-5=?, 5+3=?, 9x7=?, 7x4=?, 6-2=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "4-4",
                    "value": 0
                },
                {
                    "expr": "7+3",
                    "value": 10
                },
                {
                    "expr": "7+9",
                    "value": 16
                },
                {
                    "expr": "4-1",
                    "value": 3
                },
                {
                    "expr": "8+1",
                    "value": 9
                }
            ],
            "answer": "4-4=0; 7+3=10; 7+9=16; 4-1=3; 8+1=9",
            "question": "Match each expression with its answer: 4-4=?, 7+3=?, 7+9=?, 4-1=?, 8+1=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "4-4",
                    "value": 0
                },
                {
                    "expr": "4+9",
                    "value": 13
                },
                {
                    "expr": "10+7",
                    "value": 17
                },
                {
                    "expr": "10-3",
                    "value": 7
                },
                {
                    "expr": "7-6",
                    "value": 1
                }
            ],
            "answer": "4-4=0; 4+9=13; 10+7=17; 10-3=7; 7-6=1",
            "question": "Match each expression with its answer: 4-4=?, 4+9=?, 10+7=?, 10-3=?, 7-6=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "3-2",
                    "value": 1
                },
                {
                    "expr": "2x6",
                    "value": 12
                },
                {
                    "expr": "6+4",
                    "value": 10
                },
                {
                    "expr": "1+7",
                    "value": 8
                },
                {
                    "expr": "7+8",
                    "value": 15
                }
            ],
            "answer": "3-2=1; 2x6=12; 6+4=10; 1+7=8; 7+8=15",
            "question": "Match each expression with its answer: 3-2=?, 2x6=?, 6+4=?, 1+7=?, 7+8=?",
            "difficulty": "starter"
        },
        {
            "type": "math-match",
            "subType": "math-match",
            "pairs": [
                {
                    "expr": "10-5",
                    "value": 5
                },
                {
                    "expr": "7x3",
                    "value": 21
                },
                {
                    "expr": "2-2",
                    "value": 0
                },
                {
                    "expr": "7+5",
                    "value": 12
                },
                {
                    "expr": "3+7",
                    "value": 10
                }
            ],
            "answer": "10-5=5; 7x3=21; 2-2=0; 7+5=12; 3+7=10",
            "question": "Match each expression with its answer: 10-5=?, 7x3=?, 2-2=?, 7+5=?, 3+7=?",
            "difficulty": "starter"
        }
    ],
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