Workbook Detail
Function Machine Mixed Ops Hard — Set 78
Input: 7 → [?] → 21, what is the rule?
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Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 7
- Output
- 21
- Difficulty
- hard
Input: 10 → [?] → 30, what is the rule?
Show answer
Answer: ×3
- SubType
- find-rule
- Rule
- ×3
- Input
- 10
- Output
- 30
- Difficulty
- hard
Input: 6 → [×5] → ?
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Answer: 30
- SubType
- find-output
- Rule
- ×5
- Input
- 6
- Output
- 30
- Difficulty
- hard
? → [-1] → 1
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Answer: 2
- SubType
- find-input
- Rule
- -1
- Input
- 2
- Output
- 1
- Difficulty
- hard
Input: 2 → [?] → 7, what is the rule?
Show answer
Answer: +5
- SubType
- find-rule
- Rule
- +5
- Input
- 2
- Output
- 7
- Difficulty
- hard
Input: 3 → [×5] → ?
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Answer: 15
- SubType
- find-output
- Rule
- ×5
- Input
- 3
- Output
- 15
- Difficulty
- hard
Input: 8 → [-1] → ?
Show answer
Answer: 7
- SubType
- find-output
- Rule
- -1
- Input
- 8
- Output
- 7
- Difficulty
- hard
Input: 8 → [×3] → ?
Show answer
Answer: 24
- SubType
- find-output
- Rule
- ×3
- Input
- 8
- Output
- 24
- Difficulty
- hard
Teaching Notes
Practice function machine mixed ops with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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