starter Set 100 Form Exercise

? → [-3] → 6

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Answer: 9

SubType
find-input
Rule
-3
Input
9
Output
6
Difficulty
starter

Input: 2 → [+5] → ?

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Answer: 7

SubType
find-output
Rule
+5
Input
2
Output
7
Difficulty
starter

? → [×3] → 12

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Answer: 4

SubType
find-input
Rule
×3
Input
4
Output
12
Difficulty
starter

? → [-3] → 4

Show answer

Answer: 7

SubType
find-input
Rule
-3
Input
7
Output
4
Difficulty
starter

? → [+2] → 6

Show answer

Answer: 4

SubType
find-input
Rule
+2
Input
4
Output
6
Difficulty
starter

? → [×2] → 6

Show answer

Answer: 3

SubType
find-input
Rule
×2
Input
3
Output
6
Difficulty
starter

? → [+10] → 16

Show answer

Answer: 6

SubType
find-input
Rule
+10
Input
6
Output
16
Difficulty
starter

Input: 1 → [-1] → ?

SubType
find-output
Rule
-1
Input
1
Output
0
Difficulty
starter