function-machine/addition/hard · Set 70

8 problems
1
? → [×5] → 30 =
2
Input: 8 → [?] → 13, what is the rule? =
3
Input: 8 → [?] → 7, what is the rule? =
4
Input: 4 → [?] → 3, what is the rule? =
5
Input: 9 → [?] → 26, what is the rule? =
6
Input: 5 → [?] → 11, what is the rule? =
7
Input: 7 → [×5] → ? =
8
Input: 2 → [×3] → ? =
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