function-machine/multiplication/easy · セット 67
8 problems
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日付：
1
? → [+2] → 3
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2
Input: 7 → [?] → 6, what is the rule?
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3
Input: 3 → [?] → 2, what is the rule?
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4
Input: 6 → [+5] → ?
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5
Input: 2 → [?] → 4, what is the rule?
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6
Input: 7 → [×5] → ?
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7
? → [×5] → 40
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8
? → [×5] → 5
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