function-machine/addition/medium · Sett 84

8 problems
1
? → [+4 ×2] → 20 =
2
Input: 8 → [?] → 18, what is the rule? =
3
Input: 2 → [-1] → ? =
4
Input: 4 → [?] → 8, what is the rule? =
5
? → [×2 + 1] → 21 =
6
Input: 8 → [+10] → ? =
7
? → [×2 + 1] → 7 =
8
Input: 10 → [×2 + 1] → ? =
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