function-machine/subtraction-easy · مجموعة 90

8 problems
1
? → [+2] → 5 =
2
Input: 8 → [?] → 13, what is the rule? =
3
Input: 6 → [+2] → ? =
4
? → [+2] → 9 =
5
Input: 1 → [?] → 3, what is the rule? =
6
Input: 4 → [?] → 3, what is the rule? =
7
Input: 9 → [?] → 11, what is the rule? =
8
Input: 4 → [?] → 20, what is the rule? =
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