Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.3" was replaced by "(3/10)". 2 more similar replacement(s)

Step  1  :

             3
 Simplify   ——
            10

Equation at the end of step  1  :

  639    3
  ——— ÷ ——
  100   10

Step  2  :

            639
 Simplify   ———
            100

Equation at the end of step  2  :

  639    3
  ——— ÷ ——
  100   10

Step  3  :

         639       3
 Divide  ———  by  ——
         100      10

 3.1    Dividing fractions

To divide fractions, write the divison as multiplication by the reciprocal of the divisor :

639      3       639     10
———  ÷  ——   =   ———  •  ——
100     10       100     3 

Final result :

  213            
  ——— = 21.30000 
  10