Workbook Detail
Function Machine Addition Hard — Set 34
? → [×3] → 18
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Answer: 6
- SubType
- find-input
- Rule
- ×3
- Input
- 6
- Output
- 18
- Difficulty
- hard
Input: 9 → [×2] → ?
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Answer: 18
- SubType
- find-output
- Rule
- ×2
- Input
- 9
- Output
- 18
- Difficulty
- hard
? → [×3] → 27
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Answer: 9
- SubType
- find-input
- Rule
- ×3
- Input
- 9
- Output
- 27
- Difficulty
- hard
? → [×3 - 2] → 22
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Answer: 8
- SubType
- find-input
- Rule
- ×3 - 2
- Input
- 8
- Output
- 22
- Difficulty
- hard
Input: 4 → [-1] → ?
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Answer: 3
- SubType
- find-output
- Rule
- -1
- Input
- 4
- Output
- 3
- Difficulty
- hard
Input: 4 → [×2 + 1] → ?
Show answer
Answer: 9
- SubType
- find-output
- Rule
- ×2 + 1
- Input
- 4
- Output
- 9
- Difficulty
- hard
Input: 6 → [×3] → ?
Show answer
Answer: 18
- SubType
- find-output
- Rule
- ×3
- Input
- 6
- Output
- 18
- Difficulty
- hard
Input: 10 → [?] → 9, what is the rule?
Show answer
Answer: -1
- SubType
- find-rule
- Rule
- -1
- Input
- 10
- Output
- 9
- Difficulty
- hard
Teaching Notes
Practice function machine addition with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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