Answers

2016-02-17T21:29:48+08:00
  5 3/5 – 2 ½=   (this is a mixed number. Change it to improper fraction)  
 
  28/5 – 5/2=   (Find the LCD) LCD= 10
   

    56/10 – 25/10 =  31/10  or  3 1/10
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