1.   Find the difference.

24 − 2 = ___
    A. 23 B. 21
    C. 20 D. 22
    Hint
  2.   Find the difference.

50 − 7 = ___
    A. 43 B. 44
    C. 46 D. 45
    Hint
  3.   Find the difference.

43 − 4 = ___
    A. 38 B. 39
    C. 37 D. 40
    Hint
  4.   Find the difference.

48 − 5 = ___
    A. 42 B. 46
    C. 45 D. 43
    Hint
  5.   Find the difference.

31 − 4 = ___
    A. 30 B. 27
    C. 28 D. 25
    Hint