easy Set 24 Form Exercise

? → [×5] → 45

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Answer: 9

SubType
find-input
Rule
×5
Input
9
Output
45
Difficulty
normal

? → [+2] → 10

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Answer: 8

SubType
find-input
Rule
+2
Input
8
Output
10
Difficulty
normal

Input: 9 → [-3] → ?

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Answer: 6

SubType
find-output
Rule
-3
Input
9
Output
6
Difficulty
normal

Input: 1 → [×5] → ?

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Answer: 5

SubType
find-output
Rule
×5
Input
1
Output
5
Difficulty
normal

? → [×3] → 15

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Answer: 5

SubType
find-input
Rule
×3
Input
5
Output
15
Difficulty
normal

? → [-1] → 7

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Answer: 8

SubType
find-input
Rule
-1
Input
8
Output
7
Difficulty
normal

Input: 10 → [×2] → ?

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Answer: 20

SubType
find-output
Rule
×2
Input
10
Output
20
Difficulty
normal

? → [+2] → 9

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Answer: 7

SubType
find-input
Rule
+2
Input
7
Output
9
Difficulty
normal