function-machine/subtraction/medium · Sarja 58

8 problems
1
Input: 1 → [×2 + 1] → ? =
2
Input: 6 → [+2] → ? =
3
? → [×2 + 3] → 13 =
4
Input: 10 → [?] → 28, what is the rule? =
5
? → [×3 - 2] → 1 =
6
Input: 5 → [×2] → ? =
7
Input: 4 → [?] → 20, what is the rule? =
8
Input: 6 → [?] → 30, what is the rule? =
Easy Math Print · easymathprint.com