Question

What should be added to 12 3/5 to get 20?
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Answer 1

Answer:

Step-by-step explanation:

8

Answer 2

Answer:

12 3/5= (12*5)+3/5

         =60+3/5

         =63/5

let the unknown number be x

63/5+x=20

x=20-63/5

 =100-63/5

 =37/5

 =7.5

Thus, x=7.5