function-machine/addition/easy · Série 97

8 problems
1
Input: 3 → [?] → 2, what is the rule? =
2
Input: 6 → [×2] → ? =
3
? → [×2] → 2 =
4
Input: 9 → [?] → 18, what is the rule? =
5
? → [+10] → 16 =
6
Input: 3 → [?] → 6, what is the rule? =
7
? → [-1] → 7 =
8
Input: 1 → [?] → 3, what is the rule? =
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