function-machine/subtraction/medium · सेट 82

8 problems
1
Input: 9 → [?] → 11, what is the rule? =
2
Input: 7 → [?] → 14, what is the rule? =
3
Input: 6 → [×2 + 1] → ? =
4
? → [×5] → 25 =
5
Input: 9 → [?] → 45, what is the rule? =
6
Input: 4 → [-1] → ? =
7
Input: 2 → [?] → 4, what is the rule? =
8
Input: 7 → [?] → 9, what is the rule? =
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