Challenge Your Brain: 50 Logical Number Riddles for Ages 5-7

Logical Number Riddles

1. I am a two-digit number. My tens digit is 3 more than my ones digit. The sum of my digits is 11. What number am I?
2. I am greater than 20 but less than 30. My ones digit is twice my tens digit. What number am I?
3. I am a number between 40 and 50. My digits add up to 9. What number am I?
4. I am a two-digit number. My digits are the same, and I am greater than 30 but less than 60. What number am I?
5. I am a number between 60 and 70. My ones digit is 3 less than my tens digit. What number am I?
6. I am a number between 80 and 90. The sum of my digits is 9. What number am I?
7. I am a two-digit number. If you reverse my digits, you get 9 more than me. What number am I?
8. I am between 30 and 40. My ones digit is double my tens digit. What number am I?
9. I am a number that is half of 36. What number am I?
10. I am 5 more than triple 4. What number am I?
11. I am a number where the sum of my digits is 7. I am greater than 30 but less than 50. What number am I?
12. I am a two-digit number. My tens digit is twice my ones digit. What number am I?
13. I am a number between 10 and 20. My ones digit is 3 less than my tens digit. What number am I?
14. I am a number between 50 and 60. My digits add up to 11. What number am I?
15. I am a number that is double 8 but also 2 more than 14. What number am I?
16. I am a number between 70 and 80. My digits add up to 14. What number am I?
17. I am a two-digit number. My ones digit is 1 more than my tens digit. My digits add up to 11. What number am I?
18. I am a number between 20 and 30. My tens digit is 1 less than my ones digit. What number am I?
19. I am a number between 60 and 70. My ones digit is half my tens digit. What number am I?
20. I am a number between 90 and 100. My digits add up to 10. What number am I?
21. I am a two-digit number. If you subtract 9 from me, you reverse my digits. What number am I?
22. I am a number between 40 and 50. My ones digit is 1 less than my tens digit. What number am I?
23. I am a number that is the sum of 5 and 4, then doubled. What number am I?
24. I am a two-digit number. My tens digit is 1 more than my ones digit. The sum of my digits is 9. What number am I?
25. I am a number between 80 and 90. My digits add up to 17. What number am I?
26. I am a number between 30 and 40. My ones digit is 4 more than my tens digit. What number am I?
27. I am 2 less than triple 5. What number am I?
28. I am double a number that is 3 more than 4. What number am I?
29. I am a two-digit number. My digits add up to 5, and my tens digit is larger than my ones digit. What number am I?
30. I am a number between 60 and 70. My ones digit is 1 more than my tens digit. What number am I?
31. I am a number between 70 and 80. My ones digit is 4 less than my tens digit. What number am I?
32. I am a number that is the sum of 6 and 6 plus 2. What number am I?
33. I am a number between 90 and 100. My ones digit is 2 less than my tens digit. What number am I?
34. I am a number where the sum of my digits is 8. I am greater than 20 but less than 30. What number am I?
35. I am a number between 50 and 60. My ones digit is 4 less than my tens digit. What number am I?
36. I am a two-digit number. My ones digit is 3 less than my tens digit. My digits add up to 11. What number am I?
37. I am 4 times 3, plus 1. What number am I?
38. I am 5 times 2, minus 3. What number am I?
39. I am a two-digit number. If you reverse my digits, you get 18 more than me. What number am I?
40. I am a number that is 3 less than twice 7. What number am I?
41. I am a number between 80 and 90. My digits add up to 10. What number am I?
42. I am a number that is half of 30, plus 3. What number am I?
43. I am a two-digit number. My digits add up to 12, and my tens digit is less than my ones digit. What number am I?
44. I am a number between 40 and 50. My ones digit is 2 more than my tens digit. What number am I?
45. I am a number that is 4 more than double 5. What number am I?
46. I am a number that is 3 less than 15. What number am I?
47. I am 7 more than triple 3. What number am I?
48. I am 5 less than twice 8. What number am I?
49. I am a number that is the sum of 4 and 9. What number am I?
50. I am a number between 30 and 40. My ones digit is 5 less than my tens digit. What number am I?

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Riddles with Answers

1. I am a two-digit number. My tens digit is 3 more than my ones digit. The sum of my digits is 11. 74
2. I am greater than 20 but less than 30. My ones digit is twice my tens digit. 24
3. I am a number between 40 and 50. My digits add up to 9. 45
4. I am a two-digit number. My digits are the same, and I am greater than 30 but less than 60. 44 or 55
5. I am a number between 60 and 70. My ones digit is 3 less than my tens digit. 64
6. I am a number between 80 and 90. The sum of my digits is 9. 81
7. I am a two-digit number. If you reverse my digits, you get 9 more than me. 45
8. I am between 30 and 40. My ones digit is double my tens digit. 36
9. I am a number that is half of 36. 18
10. I am 5 more than triple 4. 17
11. I am a number where the sum of my digits is 7. I am greater than 30 but less than 50. 43
12. I am a two-digit number. My tens digit is twice my ones digit. 42
13. I am a number between 10 and 20. My ones digit is 3 less than my tens digit. 14
14. I am a number between 50 and 60. My digits add up to 11. 56
15. I am a number that is double 8 but also 2 more than 14. 16
16. I am a number between 70 and 80. My digits add up to 14. 77
17. I am a two-digit number. My ones digit is 1 more than my tens digit. My digits add up to 11. 56
18. I am a number between 20 and 30. My tens digit is 1 less than my ones digit. 21
19. I am a number between 60 and 70. My ones digit is half my tens digit. 64
20. I am a number between 90 and 100. My digits add up to 10. 91
21. I am a two-digit number. If you subtract 9 from me, you reverse my digits. 21
22. I am a number between 40 and 50. My ones digit is 1 less than my tens digit. 43
23. I am a number that is the sum of 5 and 4, then doubled. 18
24. I am a two-digit number. My tens digit is 1 more than my ones digit. The sum of my digits is 9. 45
25. I am a number between 80 and 90. My digits add up to 17. 89
26. I am a number between 30 and 40. My ones digit is 4 more than my tens digit. 34
27. I am 2 less than triple 5. 13
28. I am double a number that is 3 more than 4. 14
29. I am a two-digit number. My digits add up to 5, and my tens digit is larger than my ones digit. 41
30. I am a number between 60 and 70. My ones digit is 1 more than my tens digit. 67
31. I am a number between 70 and 80. My ones digit is 4 less than my tens digit. 74
32. I am a number that is the sum of 6 and 6 plus 2. 14
33. I am a number between 90 and 100. My ones digit is 2 less than my tens digit. 98
34. I am a number where the sum of my digits is 8. I am greater than 20 but less than 30. 26
35. I am a number between 50 and 60. My ones digit is 4 less than my tens digit. 54
36. I am a two-digit number. My ones digit is 3 less than my tens digit. My digits add up to 11. 74
37. I am 4 times 3, plus 1. 13
38. I am 5 times 2, minus 3. 7
39. I am a two-digit number. If you reverse my digits, you get 18 more than me. 27
40. I am a number that is 3 less than twice 7. 11
41. I am a number between 80 and 90. My digits add up to 10. 82
42. I am a number that is half of 30, plus 3. 18
43. I am a two-digit number. My digits add up to 12, and my tens digit is less than my ones digit. 39
44. I am a number between 40 and 50. My ones digit is 2 more than my tens digit. 42
45. I am a number that is 4 more than double 5. 14
46. I am a number that is 3 less than 15. 12
47. I am 7 more than triple 3. 16
48. I am 5 less than twice 8. 11
49. I am a number that is the sum of 4 and 9. 13
50. I am a number between 30 and 40. My ones digit is 5 less than my tens digit. 31