9 4/5 - -4 1/2

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474

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9 4/5 - -4 1/2

Guest Feb 22, 2017

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9 4/5 - -4 1/2

(49/5) - (- 9/2) =

(98/10) - (-45/10) =

98/10 + 45/10 =

143 / 10 =14 3/10

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