Workbook Detail
Function Machine Subtraction Expert — Set 70
Input: 9 → [?] → 27, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 9
- Output
- 27
- Difficulty
- expert
Input: 10 → [+4 ×2] → ?
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Answer: 28
- SubType
- find-output
- Rule
- +4 ×2
- Input
- 10
- Output
- 28
- Difficulty
- expert
? → [+10] → 15
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Answer: 5
- SubType
- find-input
- Rule
- +10
- Input
- 5
- Output
- 15
- Difficulty
- expert
Input: 1 → [?] → 1, what is the rule?
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Answer: ×3 - 2
- SubType
- find-rule
- Rule
- ×3 - 2
- Input
- 1
- Output
- 1
- Difficulty
- expert
Input: 9 → [×2 + 3] → ?
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Answer: 21
- SubType
- find-output
- Rule
- ×2 + 3
- Input
- 9
- Output
- 21
- Difficulty
- expert
Input: 10 → [?] → 20, what is the rule?
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Answer: ×2
- SubType
- find-rule
- Rule
- ×2
- Input
- 10
- Output
- 20
- Difficulty
- expert
Input: 4 → [×3 - 2] → ?
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Answer: 10
- SubType
- find-output
- Rule
- ×3 - 2
- Input
- 4
- Output
- 10
- Difficulty
- expert
? → [+4 ×2] → 12
Show answer
Answer: 2
- SubType
- find-input
- Rule
- +4 ×2
- Input
- 2
- 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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