function-machine/division/hard · مجموعة 61

8 problems
1
? → [×2 + 3] → 9 =
2
Input: 2 → [?] → 4, what is the rule? =
3
Input: 10 → [?] → 7, what is the rule? =
4
Input: 7 → [?] → 15, what is the rule? =
5
Input: 9 → [×3] → ? =
6
Input: 5 → [?] → 4, what is the rule? =
7
? → [+5] → 12 =
8
? → [+2] → 5 =
Easy Math Print · easymathprint.com