Workbook Detail
Function Machine Subtraction Hard — Set 23
? → [×2 + 3] → 15
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Answer: 6
- SubType
- find-input
- Rule
- ×2 + 3
- Input
- 6
- Output
- 15
- Difficulty
- hard
? → [×2 + 3] → 9
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Answer: 3
- SubType
- find-input
- Rule
- ×2 + 3
- Input
- 3
- Output
- 9
- Difficulty
- hard
Input: 5 → [×2 + 1] → ?
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Answer: 11
- SubType
- find-output
- Rule
- ×2 + 1
- Input
- 5
- Output
- 11
- Difficulty
- hard
Input: 10 → [+5] → ?
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Answer: 15
- SubType
- find-output
- Rule
- +5
- Input
- 10
- Output
- 15
- Difficulty
- hard
Input: 2 → [×2 + 1] → ?
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Answer: 5
- SubType
- find-output
- Rule
- ×2 + 1
- Input
- 2
- Output
- 5
- Difficulty
- hard
Input: 2 → [?] → 4, what is the rule?
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Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 2
- Output
- 4
- Difficulty
- hard
? → [×3 - 2] → 16
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Answer: 6
- SubType
- find-input
- Rule
- ×3 - 2
- Input
- 6
- Output
- 16
- Difficulty
- hard
? → [×2 + 1] → 11
Show answer
Answer: 5
- SubType
- find-input
- Rule
- ×2 + 1
- Input
- 5
- Output
- 11
- 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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