+0  
 
+1
215
1
avatar+9 

Math homeworh 

I need help

9/5 - (-2 7/10)= 

 

 

 

 

 

 

thanks for helping me today :) ;)

Zoey22  Oct 16, 2017
 #1
avatar+90968 
+1

9/5 - (-2  7/10)   =  9/5  +  [ 2 + 7/10 ]

 

Notice that       [ 2 + 7/10 ]   =     27/10

 

And 9/5   =   18 / 10

 

So

 

18/10  +    [27/10]  =

 

18/10  +  27/10  =

 

45 / 10   =

 

9 / 2

 

 

cool cool cool

CPhill  Oct 16, 2017

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