Number Chain Mixed Easy — Set 56

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                    {
                        "op": "-",
                        "operand": 6
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                    {
                        "op": "+",
                        "operand": 7
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                    {
                        "op": "-",
                        "operand": 2
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                "answer": 9,
                "question": "Number Chain: 10 → -6 → +7 → -2 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 9,
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                        "op": "-",
                        "operand": 8
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                        "op": "+",
                        "operand": 7
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                    {
                        "op": "+",
                        "operand": 8
                    }
                ],
                "answer": 16,
                "question": "Number Chain: 9 → -8 → +7 → +8 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 1,
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                        "operand": 1
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                        "op": "+",
                        "operand": 3
                    },
                    {
                        "op": "+",
                        "operand": 7
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                ],
                "answer": 10,
                "question": "Number Chain: 1 → -1 → +3 → +7 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 1,
                "steps": [
                    {
                        "op": "+",
                        "operand": 9
                    },
                    {
                        "op": "+",
                        "operand": 5
                    },
                    {
                        "op": "-",
                        "operand": 10
                    }
                ],
                "answer": 5,
                "question": "Number Chain: 1 → +9 → +5 → -10 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 2,
                "steps": [
                    {
                        "op": "+",
                        "operand": 10
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                    {
                        "op": "-",
                        "operand": 5
                    },
                    {
                        "op": "-",
                        "operand": 6
                    }
                ],
                "answer": 1,
                "question": "Number Chain: 2 → +10 → -5 → -6 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 3,
                "steps": [
                    {
                        "op": "+",
                        "operand": 4
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                        "op": "-",
                        "operand": 4
                    },
                    {
                        "op": "+",
                        "operand": 9
                    }
                ],
                "answer": 12,
                "question": "Number Chain: 3 → +4 → -4 → +9 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 8,
                "steps": [
                    {
                        "op": "+",
                        "operand": 7
                    },
                    {
                        "op": "-",
                        "operand": 3
                    },
                    {
                        "op": "-",
                        "operand": 9
                    }
                ],
                "answer": 3,
                "question": "Number Chain: 8 → +7 → -3 → -9 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 1,
                "steps": [
                    {
                        "op": "-",
                        "operand": 1
                    },
                    {
                        "op": "-",
                        "operand": 1
                    },
                    {
                        "op": "+",
                        "operand": 3
                    }
                ],
                "answer": 2,
                "question": "Number Chain: 1 → -1 → -1 → +3 → ?",
                "difficulty": "easy"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    },
    "outputTargets": {
        "screen": true,
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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