Workbook Detail
Number Detective Hard — Set 8
Use the clues to find the mystery number.
Show answer
Answer: 32
- Clues
- My tens digit is 3.
- I am not a multiple of 5.
- My ones digit is 2.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 25
- Clues
- I am an odd number.
- My ones digit is 5.
- If you double me, you get 50.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 49
- Clues
- My tens digit is 4.
- I am not a multiple of 3.
- My ones digit is 9.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 22
- Clues
- I am an even number.
- My ones digit is 2.
- My tens digit is 2.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 69
- Clues
- My ones digit is 9.
- I am greater than 64.
- My tens digit is 6.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 81
- Clues
- I am greater than 76.
- If you double me, you get 162.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 73
- Clues
- I am less than 74.
- My digits add up to 10.
- My ones digit is 3.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 11
- Clues
- I am an odd number.
- My digits add up to 2.
- AnswerRange
- 10
- 99
- Visual
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Use the clues to find the mystery number.
Show answer
Answer: 25
- Clues
- I am not a multiple of 3.
- If you double me, you get 50.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 54
- Clues
- If you double me, you get 108.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 50
- Clues
- If you double me, you get 100.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 40
- Clues
- My tens digit is 4.
- If you double me, you get 80.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 34
- Clues
- If you double me, you get 68.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 69
- Clues
- My digits add up to 15.
- I am less than 83.
- If you double me, you get 138.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 32
- Clues
- My tens digit is 3.
- My digits add up to 5.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 98
- Clues
- I am not a multiple of 5.
- I am a multiple of 2.
- I am greater than 85.
- My ones digit is 8.
- My digits add up to 17.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 23
- Clues
- My tens digit is 2.
- My ones digit is 3.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 51
- Clues
- I am less than 56.
- My ones digit is 1.
- I am a multiple of 3.
- I am greater than 43.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 46
- Clues
- I am less than 60.
- My digits add up to 10.
- Half of me is 23.
- AnswerRange
- 10
- 99
Use the clues to find the mystery number.
Show answer
Answer: 45
- Clues
- I am not a multiple of 2.
- I am less than 46.
- My ones digit is 5.
- If you double me, you get 90.
- AnswerRange
- 10
- 99
Teaching Notes
Practice number detective with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Number Detective Hard Worksheets worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.