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1/5 - 9/10

Cedricedmonds  Sep 24, 2018
 #1
avatar+34 
+1

Make the denominator the same:

 

1/5 = (2)(1)/(2)(5) = 2/10

 

Then add the numerators, or subtract in this case, and then put the denominator on:

 

(2-9)/10 = -7/10

 

The answer is -7/10

mathmagical  Sep 24, 2018

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