function-machine/subtraction/medium · Sarja 46

8 problems
1
Input: 6 → [?] → 16, what is the rule? =
2
Input: 1 → [?] → 3, what is the rule? =
3
Input: 4 → [-3] → ? =
4
Input: 8 → [?] → 5, what is the rule? =
5
Input: 2 → [×2 + 1] → ? =
6
Input: 7 → [×3] → ? =
7
Input: 7 → [?] → 14, what is the rule? =
8
? → [×2 + 1] → 7 =
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