function-machine/subtraction/easy · Sarja 39

8 problems
1
Input: 2 → [×2] → ? =
2
Input: 4 → [?] → 8, what is the rule? =
3
? → [+2] → 10 =
4
Input: 6 → [-1] → ? =
5
Input: 10 → [-1] → ? =
6
? → [-1] → 0 =
7
Input: 10 → [?] → 20, what is the rule? =
8
? → [+5] → 9 =
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