Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "7.86" was replaced by "(786/100)". 2 more similar replacement(s)

Step  1  :

            393
 Simplify   ———
            50 

Equation at the end of step  1  :

   1386    393     
  (———— -  ———) +  -12
   100     50      

Step  2  :

            693
 Simplify   ———
            50 

Equation at the end of step  2  :

   693    393     
  (——— -  ———) +  -12
   50     50      

Step  3  :

Adding fractions which have a common denominator :

 3.1       Adding fractions which have a common denominator
Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:

 693 - (393)     6
 ———————————  =  —
     50          1

Equation at the end of step  3  :

  6    
  — +  -12
  1    

Step  4  :

Final result :

  -6