1.   Find the difference –5 – (-11).
    A. -6 B. 16
    C. -16 D. 6
    Hint

  2.   Evaluate qr if q = -13 and r = -2.
    A. 15 B. 11
    C. -11 D. -15
    Hint

  3.   Evaluate xy + z if x = 12, y = 20, and z = -9.
    A. 23 B. -17
    C. 1 D. -41
    Hint

  4.   Evaluate rst if r = -5, s = -10, and t = -15.
    A. -10 B. 20
    C. 0 D. -30
    Hint

  5.   A submarine started at a depth of 150 feet below sea level and descended 355 feet. What is the new depth of the submarine?
    A. 370 feet B. 205 feet
    C. 505 feet D. 0 feet
    Hint



Glencoe
The McGraw-Hill Companies