Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.4" was replaced by "(4/10)".

Step  1  :

 1.1     10 = 2•5

(10)¹ = (2•5)¹ = 2 • 5

Equation at the end of step  1  :

   4
  —— • (2•5)
  10

Step  2  :

            2
 Simplify   —
            5

Equation at the end of step  2  :

  2
  — • (2•5)
  5

Step  3  :

Multiplying exponents :

 3.1    2¹  multiplied by  2¹   = 2^{(1 + 1)} = 2²

Canceling Out :

 3.2      Canceling out  5  as it appears on both sides of the fraction line

Final result :

  4