Math Puzzle Practice

  1. Question 1: 12 - 10 blank.
  2. Question 2: 21 - 13 blank.
  3. Question 3: 17 - 10 blank.
  4. Question 4: 4 - 1 blank.
  5. Question 5: 8 - 2 blank.
  6. Question 6: 24 - 14 blank.
  7. Question 7: 7 - 3 blank.
  8. Question 8: 19 - 14 blank.
  9. Question 9: 10 - 1 blank.