Workbook Detail
Function Machine Subtraction Expert — Set 95
Input: 2 → [?] → 12, what is the rule?
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Answer: +4 ×2
- SubType
- find-rule
- Rule
- +4 ×2
- Input
- 2
- Output
- 12
- Difficulty
- expert
Input: 1 → [×3 - 2] → ?
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Answer: 1
- SubType
- find-output
- Rule
- ×3 - 2
- Input
- 1
- Output
- 1
- Difficulty
- expert
Input: 2 → [?] → 6, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 2
- Output
- 6
- Difficulty
- expert
Input: 6 → [×2] → ?
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Answer: 12
- SubType
- find-output
- Rule
- ×2
- Input
- 6
- Output
- 12
- Difficulty
- expert
? → [-3] → 4
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Answer: 7
- SubType
- find-input
- Rule
- -3
- Input
- 7
- Output
- 4
- Difficulty
- expert
Input: 6 → [×2 + 3] → ?
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Answer: 15
- SubType
- find-output
- Rule
- ×2 + 3
- Input
- 6
- Output
- 15
- Difficulty
- expert
Input: 3 → [?] → 7, what is the rule?
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Answer: ×2 + 1
- SubType
- find-rule
- Rule
- ×2 + 1
- Input
- 3
- Output
- 7
- Difficulty
- expert
Input: 4 → [?] → 12, what is the rule?
Show answer
Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 4
- Output
- 12
- Difficulty
- expert
Teaching Notes
Practice function machine subtraction with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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