function-machine/subtraction/hard · Sæt 68

8 problems
1
Input: 9 → [×3] → ? =
2
? → [+5] → 15 =
3
Input: 1 → [-1] → ? =
4
Input: 1 → [?] → 11, what is the rule? =
5
Input: 3 → [?] → 8, what is the rule? =
6
Input: 6 → [×2 + 3] → ? =
7
? → [×3 - 2] → 7 =
8
Input: 5 → [?] → 13, what is the rule? =
Easy Math Print · easymathprint.com