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Adding and Subtracting Rational Numbers

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  • -0.63 + 0.21
    -0.42
  • -0.123 - (-0.02)
    -0.103
  • 34.89 - (-12.2)
    47.09
  • -9.606 + -0.333
    -9.939
  • Define "rational number".
    numbers that can be expressed as fractions or decimals
  • -0.99 - (-0.64)
    -0.35
  • -4.5 + 3.92
    -0.58
  • -0.9 + -1.34
    -2.24
  • -0.256 + -0.133
    -0.389
  • -3.8 - (-2.1)
    -1.7
  • 3.67 + (-1.22)
    2.45
  • 7.38 + 3.24
    10.62
  • 0.32 - (-1.49)
    1.81
  • 3.6 - 4.8
    -1.2
  • 13.4 - 15.6
    -2.2
  • Name 2 numbers that would NOT be considered rational.
    square roots and pi
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