Workbook Detail
Function Machine Subtraction Hard — Set 87
Input: 8 → [+4 ×2] → ?
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Answer: 24
- SubType
- find-output
- Rule
- +4 ×2
- Input
- 8
- Output
- 24
- Difficulty
- hard
Input: 10 → [×3 - 2] → ?
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Answer: 28
- SubType
- find-output
- Rule
- ×3 - 2
- Input
- 10
- Output
- 28
- Difficulty
- hard
Input: 6 → [+10] → ?
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Answer: 16
- SubType
- find-output
- Rule
- +10
- Input
- 6
- Output
- 16
- Difficulty
- hard
Input: 2 → [+2] → ?
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Answer: 4
- SubType
- find-output
- Rule
- +2
- Input
- 2
- Output
- 4
- Difficulty
- hard
? → [×2] → 16
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Answer: 8
- SubType
- find-input
- Rule
- ×2
- Input
- 8
- Output
- 16
- Difficulty
- hard
? → [×3] → 15
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Answer: 5
- SubType
- find-input
- Rule
- ×3
- Input
- 5
- Output
- 15
- Difficulty
- hard
Input: 3 → [?] → 7, what is the rule?
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Answer: ×2 + 1
- SubType
- find-rule
- Rule
- ×2 + 1
- Input
- 3
- Output
- 7
- Difficulty
- hard
Input: 6 → [?] → 16, what is the rule?
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Answer: +10
- SubType
- find-rule
- Rule
- +10
- Input
- 6
- Output
- 16
- Difficulty
- hard
Teaching Notes
Practice function machine subtraction with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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