function-machine/subtraction/hard · Set 34

8 problems
1
Input: 4 → [×5] → ? =
2
Input: 1 → [+5] → ? =
3
Input: 8 → [×3 - 2] → ? =
4
Input: 9 → [-1] → ? =
5
Input: 7 → [?] → 9, what is the rule? =
6
Input: 10 → [?] → 12, what is the rule? =
7
? → [-1] → 7 =
8
? → [-3] → 1 =
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