function-machine/subtraction/starter · Sada 92

8 problems
1
Input: 5 → [?] → 4, what is the rule? =
2
Input: 1 → [×3] → ? =
3
? → [-1] → 4 =
4
Input: 10 → [×3] → ? =
5
? → [+10] → 17 =
6
? → [+2] → 7 =
7
? → [-3] → 4 =
8
Input: 3 → [-1] → ? =
Easy Math Print · easymathprint.com