function-machine/addition-easy · Set 50

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