function-machine/subtraction/hard · Sada 78

8 problems
1
Input: 7 → [?] → 9, what is the rule? =
2
Input: 6 → [?] → 16, what is the rule? =
3
Input: 2 → [+10] → ? =
4
Input: 1 → [?] → 3, what is the rule? =
5
Input: 7 → [×5] → ? =
6
? → [+2] → 11 =
7
Input: 7 → [?] → 19, what is the rule? =
8
? → [×5] → 35 =
Easy Math Print · easymathprint.com