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What is ,a car is 14 4/5 feet long and another car is 1 1/10. The parking space fits 31 1/2 long. How much space is left? If not how much more space is needed? Explain the answer! 

Answer :

crisforp
14 4 / 5 + 1 1 / 10 = 15 + 4 / 5 + 1 / 10 = 15 + 8 / 10 + 1 / 10 = 15 + 9 / 10 = 159 / 10;

But, 31 1/2  = ( 31 * 2 + 1 ) / 2 = 63 / 2 = 315 / 10;315 / 10 - 159 / 10 = 156 / 10 = 15 6 / 10 = 15 3 / 5 space is left.

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