Starter · Set 89

8 problems
1
Input: 1 → [+10] → ? =
2
Input: 4 → [×2] → ? =
3
Input: 4 → [+10] → ? =
4
? → [×5] → 15 =
5
Input: 3 → [+10] → ? =
6
Input: 10 → [-1] → ? =
7
? → [-1] → 1 =
8
Input: 1 → [+5] → ? =
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