Workbook Detail
Function Machine Subtraction Hard — Set 65
? → [×2 + 3] → 11
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Answer: 4
- SubType
- find-input
- Rule
- ×2 + 3
- Input
- 4
- Output
- 11
- Difficulty
- hard
Input: 2 → [-1] → ?
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Answer: 1
- SubType
- find-output
- Rule
- -1
- Input
- 2
- Output
- 1
- Difficulty
- hard
Input: 7 → [?] → 9, what is the rule?
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Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 7
- Output
- 9
- Difficulty
- hard
Input: 8 → [+2] → ?
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Answer: 10
- SubType
- find-output
- Rule
- +2
- Input
- 8
- Output
- 10
- Difficulty
- hard
Input: 2 → [?] → 4, what is the rule?
Show answer
Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 2
- Output
- 4
- Difficulty
- hard
Input: 8 → [?] → 10, what is the rule?
Show answer
Answer: +2
- SubType
- find-rule
- Rule
- +2
- Input
- 8
- Output
- 10
- Difficulty
- hard
Input: 7 → [?] → 17, what is the rule?
Show answer
Answer: +10
- SubType
- find-rule
- Rule
- +10
- Input
- 7
- Output
- 17
- Difficulty
- hard
Input: 9 → [+10] → ?
Show answer
Answer: 19
- SubType
- find-output
- Rule
- +10
- Input
- 9
- Output
- 19
- 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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