-49.76% is the change from 205 to 103
Calculation steps:
[( 103 - 205 ) ÷ 205] x 100 = -49.76%
Formula
Percentage change = [(103 - 205) / 205] x 100
Subtract the new number by the original number
103 - 205 = -102
-102 ÷ 205 = -0.4975609756097561
-0.4975609756097561 x 100 = -49.76%