function-machine/division/expert · Série 97

8 problems
1
Input: 7 → [?] → 22, what is the rule? =
2
Input: 3 → [-1] → ? =
3
? → [+4 ×2] → 20 =
4
Input: 9 → [×3] → ? =
5
Input: 7 → [+10] → ? =
6
Input: 2 → [?] → 7, what is the rule? =
7
? → [×5] → 40 =
8
Input: 3 → [-3] → ? =
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