Workbook Detail
Function Machine Addition Medium — Set 90
Input: 9 → [×2] → ?
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Answer: 18
- SubType
- find-output
- Rule
- ×2
- Input
- 9
- Output
- 18
- Difficulty
- medium
Input: 9 → [×3 - 2] → ?
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Answer: 25
- SubType
- find-output
- Rule
- ×3 - 2
- Input
- 9
- Output
- 25
- Difficulty
- medium
Input: 7 → [?] → 4, what is the rule?
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Answer: -3
- SubType
- find-rule
- Rule
- -3
- Input
- 7
- Output
- 4
- Difficulty
- medium
Input: 5 → [?] → 18, what is the rule?
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Answer: +4 ×2
- SubType
- find-rule
- Rule
- +4 ×2
- Input
- 5
- Output
- 18
- Difficulty
- medium
Input: 8 → [+5] → ?
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Answer: 13
- SubType
- find-output
- Rule
- +5
- Input
- 8
- Output
- 13
- Difficulty
- medium
Input: 10 → [?] → 21, what is the rule?
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Answer: ×2 + 1
- SubType
- find-rule
- Rule
- ×2 + 1
- Input
- 10
- Output
- 21
- Difficulty
- medium
Input: 7 → [?] → 12, what is the rule?
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Answer: +5
- SubType
- find-rule
- Rule
- +5
- Input
- 7
- Output
- 12
- Difficulty
- medium
Input: 6 → [?] → 13, what is the rule?
Show answer
Answer: ×2 + 1
- SubType
- find-rule
- Rule
- ×2 + 1
- Input
- 6
- Output
- 13
- Difficulty
- medium
Teaching Notes
Practice function machine addition with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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