function-machine/subtraction/starter · Sæt 33

8 problems
1
Input: 3 → [?] → 9, what is the rule? =
2
Input: 5 → [×2] → ? =
3
Input: 5 → [?] → 2, what is the rule? =
4
? → [×5] → 50 =
5
? → [×2] → 2 =
6
? → [×3] → 30 =
7
? → [×3] → 9 =
8
Input: 6 → [-1] → ? =
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