Workbook Detail
Function Machine Subtraction Expert — Set 25
Input: 1 → [×2 + 3] → ?
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Answer: 5
- SubType
- find-output
- Rule
- ×2 + 3
- Input
- 1
- Output
- 5
- Difficulty
- expert
Input: 8 → [?] → 24, what is the rule?
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Answer: +4 ×2
- SubType
- find-rule
- Rule
- +4 ×2
- Input
- 8
- Output
- 24
- Difficulty
- expert
? → [+10] → 11
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Answer: 1
- SubType
- find-input
- Rule
- +10
- Input
- 1
- Output
- 11
- Difficulty
- expert
Input: 7 → [+2] → ?
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Answer: 9
- SubType
- find-output
- Rule
- +2
- Input
- 7
- Output
- 9
- Difficulty
- expert
Input: 1 → [?] → 3, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 1
- Output
- 3
- Difficulty
- expert
? → [×5] → 20
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Answer: 4
- SubType
- find-input
- Rule
- ×5
- Input
- 4
- Output
- 20
- Difficulty
- expert
Input: 3 → [+4 ×2] → ?
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Answer: 14
- SubType
- find-output
- Rule
- +4 ×2
- Input
- 3
- Output
- 14
- Difficulty
- expert
Input: 9 → [?] → 45, what is the rule?
Show answer
Answer: ×5
- SubType
- find-rule
- Rule
- ×5
- Input
- 9
- Output
- 45
- Difficulty
- expert
Teaching Notes
Practice function machine subtraction with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
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