function-machine/addition/hard · 세트 39

8 problems
1
Input: 3 → [?] → 5, what is the rule? =
2
Input: 7 → [×5] → ? =
3
? → [-1] → 4 =
4
? → [×2 + 1] → 15 =
5
Input: 10 → [?] → 30, what is the rule? =
6
Input: 4 → [?] → 16, what is the rule? =
7
Input: 2 → [×2 + 1] → ? =
8
? → [-3] → 5 =
Easy Math Print · easymathprint.com