function-machine/subtraction/easy · Set 51

8 problems
1
? → [×3] → 15 =
2
Input: 4 → [+2] → ? =
3
Input: 7 → [×3] → ? =
4
Input: 8 → [×2] → ? =
5
Input: 9 → [×3] → ? =
6
Input: 8 → [-1] → ? =
7
? → [×5] → 35 =
8
? → [×3] → 30 =
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