Study

Rational Number Operations

  •   0%
  •  0     0     0

  • What is the value of -3 + 4.5 - (-1.2) ?
    2.7
  • (3.2)(2)(-3.2)
    -20.48
  • An artist is cutting pieces of ribbon to use in a project. Each piece he cuts measures 7/8 inch. The artist cuts off 5 pieces. How many total inches of ribbon has he cut off? Give answer in mixed number form.
    4 3/8
  • What is the value of (-4.5)(-8.25)?
    37.125
  • -3 1/4 + (-5 1/2)
    -8 3/4
  • (-3.8) - 5.6
    -9.4
  • Alexis sold boxes of homemade granola bars for $8.50 each. It costs her $2.25 to bake and package each box of granola bars. What was her profit from selling each box of granola bars?
    $6.25
  • 5.7 + (-7.4) + 4.1
    2.4
  • -9.40 x (-1.45)
    13.63
  • Solve the following.
    4/10
  • Solve the following.
    1.9
  • -2 1/2 - (-3/4)
    -1 3/4
  • The temperature at noon was -3 degrees Celsius. By 10 P.M. on the same day the temperature decreased by 5.4 degrees Celsius. What was the temperature at 10 P.M.?
    -8.4 degrees Celsius
  • What is the product of -1 3/8 and 2 4/5 expressed as a mixed number?
    -3 17/20
  • Gail read 2/15 of a book on Monday and 3/5 of the book on Tuesday. What fraction of the book did she read on Monday and Tuesday?
    11/15
  • Solve the following.
    -10.27
  • What is the value of -12 - (-35)?
    23