B Set 66 Unknown

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{
    "contentData": {
        "operation": "math-match",
        "subject": "arithmetic",
        "difficulty": "hard",
        "config": {
            "difficulty": "hard",
            "maxNumber": 10
        },
        "problems": [
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "10-3",
                        "value": 7
                    },
                    {
                        "expr": "20-20",
                        "value": 0
                    },
                    {
                        "expr": "20+18",
                        "value": 38
                    },
                    {
                        "expr": "12-10",
                        "value": 2
                    },
                    {
                        "expr": "17-5",
                        "value": 12
                    },
                    {
                        "expr": "7x9",
                        "value": 63
                    },
                    {
                        "expr": "6-5",
                        "value": 1
                    }
                ],
                "answer": "10-3=7; 20-20=0; 20+18=38; 12-10=2; 17-5=12; 7x9=63; 6-5=1",
                "question": "Match each expression with its answer: 10-3=?, 20-20=?, 20+18=?, 12-10=?, 17-5=?, 7x9=?, 6-5=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "20-19",
                        "value": 1
                    },
                    {
                        "expr": "6x9",
                        "value": 54
                    },
                    {
                        "expr": "7x2",
                        "value": 14
                    },
                    {
                        "expr": "3-3",
                        "value": 0
                    },
                    {
                        "expr": "14-10",
                        "value": 4
                    },
                    {
                        "expr": "10+13",
                        "value": 23
                    },
                    {
                        "expr": "8x3",
                        "value": 24
                    }
                ],
                "answer": "20-19=1; 6x9=54; 7x2=14; 3-3=0; 14-10=4; 10+13=23; 8x3=24",
                "question": "Match each expression with its answer: 20-19=?, 6x9=?, 7x2=?, 3-3=?, 14-10=?, 10+13=?, 8x3=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "5+18",
                        "value": 23
                    },
                    {
                        "expr": "8+13",
                        "value": 21
                    },
                    {
                        "expr": "7x7",
                        "value": 49
                    },
                    {
                        "expr": "7+10",
                        "value": 17
                    },
                    {
                        "expr": "11-1",
                        "value": 10
                    },
                    {
                        "expr": "15-13",
                        "value": 2
                    },
                    {
                        "expr": "6-3",
                        "value": 3
                    }
                ],
                "answer": "5+18=23; 8+13=21; 7x7=49; 7+10=17; 11-1=10; 15-13=2; 6-3=3",
                "question": "Match each expression with its answer: 5+18=?, 8+13=?, 7x7=?, 7+10=?, 11-1=?, 15-13=?, 6-3=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "6+11",
                        "value": 17
                    },
                    {
                        "expr": "14+6",
                        "value": 20
                    },
                    {
                        "expr": "6x5",
                        "value": 30
                    },
                    {
                        "expr": "8+2",
                        "value": 10
                    },
                    {
                        "expr": "3-1",
                        "value": 2
                    },
                    {
                        "expr": "10-2",
                        "value": 8
                    },
                    {
                        "expr": "9+13",
                        "value": 22
                    }
                ],
                "answer": "6+11=17; 14+6=20; 6x5=30; 8+2=10; 3-1=2; 10-2=8; 9+13=22",
                "question": "Match each expression with its answer: 6+11=?, 14+6=?, 6x5=?, 8+2=?, 3-1=?, 10-2=?, 9+13=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "4x9",
                        "value": 36
                    },
                    {
                        "expr": "20-8",
                        "value": 12
                    },
                    {
                        "expr": "16+6",
                        "value": 22
                    },
                    {
                        "expr": "7x8",
                        "value": 56
                    },
                    {
                        "expr": "5+1",
                        "value": 6
                    },
                    {
                        "expr": "7x9",
                        "value": 63
                    },
                    {
                        "expr": "13+10",
                        "value": 23
                    }
                ],
                "answer": "4x9=36; 20-8=12; 16+6=22; 7x8=56; 5+1=6; 7x9=63; 13+10=23",
                "question": "Match each expression with its answer: 4x9=?, 20-8=?, 16+6=?, 7x8=?, 5+1=?, 7x9=?, 13+10=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "13-8",
                        "value": 5
                    },
                    {
                        "expr": "8x5",
                        "value": 40
                    },
                    {
                        "expr": "18+6",
                        "value": 24
                    },
                    {
                        "expr": "5x5",
                        "value": 25
                    },
                    {
                        "expr": "5x7",
                        "value": 35
                    },
                    {
                        "expr": "13-5",
                        "value": 8
                    },
                    {
                        "expr": "17+19",
                        "value": 36
                    }
                ],
                "answer": "13-8=5; 8x5=40; 18+6=24; 5x5=25; 5x7=35; 13-5=8; 17+19=36",
                "question": "Match each expression with its answer: 13-8=?, 8x5=?, 18+6=?, 5x5=?, 5x7=?, 13-5=?, 17+19=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "3-2",
                        "value": 1
                    },
                    {
                        "expr": "13-9",
                        "value": 4
                    },
                    {
                        "expr": "4x3",
                        "value": 12
                    },
                    {
                        "expr": "8-6",
                        "value": 2
                    },
                    {
                        "expr": "8-1",
                        "value": 7
                    },
                    {
                        "expr": "18-2",
                        "value": 16
                    },
                    {
                        "expr": "2x5",
                        "value": 10
                    }
                ],
                "answer": "3-2=1; 13-9=4; 4x3=12; 8-6=2; 8-1=7; 18-2=16; 2x5=10",
                "question": "Match each expression with its answer: 3-2=?, 13-9=?, 4x3=?, 8-6=?, 8-1=?, 18-2=?, 2x5=?",
                "difficulty": "hard"
            },
            {
                "type": "math-match",
                "subType": "math-match",
                "pairs": [
                    {
                        "expr": "5x4",
                        "value": 20
                    },
                    {
                        "expr": "3x7",
                        "value": 21
                    },
                    {
                        "expr": "19-1",
                        "value": 18
                    },
                    {
                        "expr": "11-9",
                        "value": 2
                    },
                    {
                        "expr": "19-13",
                        "value": 6
                    },
                    {
                        "expr": "10-6",
                        "value": 4
                    },
                    {
                        "expr": "11+3",
                        "value": 14
                    }
                ],
                "answer": "5x4=20; 3x7=21; 19-1=18; 11-9=2; 19-13=6; 10-6=4; 11+3=14",
                "question": "Match each expression with its answer: 5x4=?, 3x7=?, 19-1=?, 11-9=?, 19-13=?, 10-6=?, 11+3=?",
                "difficulty": "hard"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}