function-machine/subtraction/starter · 세트 30

7 problems
1
Input: 9 → [?] → 19, what is the rule? =
2
Input: 10 → [?] → 20, what is the rule? =
3
? → [+2] → 9 =
4
Input: 2 → [×2] → ? =
5
Input: 3 → [?] → 0, what is the rule? =
6
Input: 8 → [?] → 24, what is the rule? =
7
Input: 10 → [-3] → ? =
Easy Math Print · easymathprint.com