Workbook Detail
Function Machine Subtraction Expert — Set 88
Input: 8 → [?] → 22, what is the rule?
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Answer: ×3 - 2
- SubType
- find-rule
- Rule
- ×3 - 2
- Input
- 8
- Output
- 22
- Difficulty
- expert
? → [+5] → 14
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Answer: 9
- SubType
- find-input
- Rule
- +5
- Input
- 9
- Output
- 14
- Difficulty
- expert
Input: 3 → [?] → 5, what is the rule?
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Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 3
- Output
- 5
- Difficulty
- expert
? → [×2 + 3] → 15
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Answer: 6
- SubType
- find-input
- Rule
- ×2 + 3
- Input
- 6
- Output
- 15
- Difficulty
- expert
Input: 7 → [+5] → ?
Show answer
Answer: 12
- SubType
- find-output
- Rule
- +5
- Input
- 7
- Output
- 12
- Difficulty
- expert
Input: 8 → [×5] → ?
Show answer
Answer: 40
- SubType
- find-output
- Rule
- ×5
- Input
- 8
- Output
- 40
- Difficulty
- expert
? → [+5] → 11
Show answer
Answer: 6
- SubType
- find-input
- Rule
- +5
- Input
- 6
- Output
- 11
- Difficulty
- expert
Input: 6 → [?] → 15, what is the rule?
Show answer
Answer: ×2 + 3
- SubType
- find-rule
- Rule
- ×2 + 3
- Input
- 6
- Output
- 15
- 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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