function-machine/multiplication/expert · Sada 44

8 problems
1
Input: 10 → [?] → 7, what is the rule? =
2
Input: 1 → [×2 + 1] → ? =
3
Input: 4 → [?] → 9, what is the rule? =
4
? → [×5] → 10 =
5
Input: 3 → [+10] → ? =
6
? → [×2 + 1] → 21 =
7
Input: 9 → [?] → 19, what is the rule? =
8
Input: 6 → [+5] → ? =
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