function-machine/subtraction/medium · Zestaw 79

8 problems
1
Input: 10 → [?] → 30, what is the rule? =
2
? → [×2] → 6 =
3
Input: 8 → [+2] → ? =
4
Input: 3 → [?] → 2, what is the rule? =
5
Input: 6 → [?] → 12, what is the rule? =
6
Input: 1 → [+5] → ? =
7
? → [×2] → 20 =
8
Input: 4 → [?] → 9, what is the rule? =
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