Workbook Detail
Function Machine Subtraction Expert — Set 66
Input: 9 → [?] → 45, what is the rule?
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Answer: ×5
- SubType
- find-rule
- Rule
- ×5
- Input
- 9
- Output
- 45
- Difficulty
- expert
Input: 7 → [×3] → ?
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Answer: 21
- SubType
- find-output
- Rule
- ×3
- Input
- 7
- Output
- 21
- Difficulty
- expert
? → [-3] → 2
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Answer: 5
- SubType
- find-input
- Rule
- -3
- Input
- 5
- Output
- 2
- Difficulty
- expert
? → [+5] → 7
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Answer: 2
- SubType
- find-input
- Rule
- +5
- Input
- 2
- Output
- 7
- Difficulty
- expert
Input: 3 → [?] → 9, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 3
- Output
- 9
- Difficulty
- expert
Input: 3 → [-1] → ?
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Answer: 2
- SubType
- find-output
- Rule
- -1
- Input
- 3
- Output
- 2
- Difficulty
- expert
Input: 3 → [+10] → ?
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Answer: 13
- SubType
- find-output
- Rule
- +10
- Input
- 3
- Output
- 13
- Difficulty
- expert
? → [×5] → 25
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Answer: 5
- SubType
- find-input
- Rule
- ×5
- Input
- 5
- Output
- 25
- 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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