Number Chain Mixed Easy — Set 67

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                        "op": "-",
                        "operand": 1
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                        "operand": 7
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                        "op": "+",
                        "operand": 4
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                "answer": 11,
                "question": "Number Chain: 1 → -1 → +7 → +4 → ?",
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                "start": 3,
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                        "operand": 1
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                        "op": "-",
                        "operand": 1
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                "answer": 0,
                "question": "Number Chain: 3 → -1 → -1 → -1 → ?",
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                "type": "number-chain",
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                "start": 6,
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                        "operand": 1
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                        "op": "-",
                        "operand": 1
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                "answer": -1,
                "question": "Number Chain: 6 → -5 → -1 → -1 → ?",
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            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 4,
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                        "op": "-",
                        "operand": 2
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                    {
                        "op": "+",
                        "operand": 8
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                    {
                        "op": "-",
                        "operand": 2
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                "answer": 8,
                "question": "Number Chain: 4 → -2 → +8 → -2 → ?",
                "difficulty": "easy"
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            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 3,
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                        "op": "-",
                        "operand": 2
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                    {
                        "op": "-",
                        "operand": 1
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                    {
                        "op": "+",
                        "operand": 5
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                "answer": 5,
                "question": "Number Chain: 3 → -2 → -1 → +5 → ?",
                "difficulty": "easy"
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                "type": "number-chain",
                "subType": "number-chain",
                "start": 10,
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                        "operand": 5
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                        "op": "-",
                        "operand": 1
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                        "op": "-",
                        "operand": 1
                    }
                ],
                "answer": 3,
                "question": "Number Chain: 10 → -5 → -1 → -1 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 5,
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                    {
                        "op": "-",
                        "operand": 2
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                    {
                        "op": "+",
                        "operand": 2
                    },
                    {
                        "op": "-",
                        "operand": 1
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                ],
                "answer": 4,
                "question": "Number Chain: 5 → -2 → +2 → -1 → ?",
                "difficulty": "easy"
            },
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                "type": "number-chain",
                "subType": "number-chain",
                "start": 2,
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                        "operand": 1
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                        "operand": 1
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                    {
                        "op": "+",
                        "operand": 5
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                ],
                "answer": 5,
                "question": "Number Chain: 2 → -1 → -1 → +5 → ?",
                "difficulty": "easy"
            }
        ],
        "layout": {
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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