+0  
 
+5
679
2
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3/10*4

 Feb 12, 2016
edited by admin  Feb 12, 2016
 #1
avatar+8262 
0

1.2

 

\(1\frac{1}{5}\)

 Feb 12, 2016
 #2
avatar+307 
0

good answer!!!

 Feb 12, 2016

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