Math Puzzle Practice

  1. Question 1: 5 - 2 blank.
  2. Question 2: 15 - 13 blank.
  3. Question 3: 18 - 10 blank.
  4. Question 4: 12 - 5 blank.
  5. Question 5: 17 - 12 blank.
  6. Question 6: 5 - 1 blank.
  7. Question 7: 10 - 1 blank.
  8. Question 8: 11 - 5 blank.
  9. Question 9: 21 - 11 blank.