1.   A carpenter cuts a board that is 4 feet long. After the cut, 1 feet
remain. How long was the piece that was cut?
    A. 3 ft. B. 3 ft.
    C. 3 ft. D. 3 ft.
    Hint

  2.   ______.
    A. B.
    C. D.
    Hint

  3.   ______.
    A. B.
    C. D.
    Hint

  4.   Find . Write the difference in simplest form.
    A. B. -2
    C. D.
    Hint

  5.   Find .
    A. B.
    C. D.
    Hint