function-machine/subtraction/starter · Set 50

7 problems
1
Input: 6 → [+2] → ? =
2
Input: 2 → [?] → 4, what is the rule? =
3
Input: 8 → [?] → 16, what is the rule? =
4
Input: 8 → [?] → 5, what is the rule? =
5
Input: 2 → [?] → 6, what is the rule? =
6
? → [+10] → 12 =
7
Input: 8 → [-3] → ? =
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