Workbook Detail
Function Machine Subtraction Expert — Set 23
? → [×2 + 1] → 17
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Answer: 8
- SubType
- find-input
- Rule
- ×2 + 1
- Input
- 8
- Output
- 17
- Difficulty
- expert
Input: 10 → [×3] → ?
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Answer: 30
- SubType
- find-output
- Rule
- ×3
- Input
- 10
- Output
- 30
- Difficulty
- expert
? → [+2] → 3
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Answer: 1
- SubType
- find-input
- Rule
- +2
- Input
- 1
- Output
- 3
- Difficulty
- expert
Input: 3 → [?] → 14, what is the rule?
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Answer: +4 ×2
- SubType
- find-rule
- Rule
- +4 ×2
- Input
- 3
- Output
- 14
- Difficulty
- expert
Input: 5 → [?] → 7, what is the rule?
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Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 5
- Output
- 7
- Difficulty
- expert
Input: 1 → [-1] → ?
- SubType
- find-output
- Rule
- -1
- Input
- 1
- Output
- 0
- Difficulty
- expert
Input: 4 → [?] → 12, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 4
- Output
- 12
- Difficulty
- expert
? → [×2 + 1] → 7
Show answer
Answer: 3
- SubType
- find-input
- Rule
- ×2 + 1
- Input
- 3
- Output
- 7
- 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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