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what is 1/8-7/2

 May 16, 2017
 #1
avatar+182 
+1

-3.37500

 May 16, 2017
 #2
avatar+280 
+2

1/8-7/2 = 1/8 - 3 1/2 = 1/8 - 3 4/8

 

1/8 - 3 4/8 = -3 3/8

-3 3/8 = -27/8

 May 16, 2017
edited by Jelly  May 16, 2017

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