-51.99% is the change from 427 to 205
Calculation steps:
[( 205 - 427 ) ÷ 427] x 100 = -51.99%
Formula
Percentage change = [(205 - 427) / 427] x 100
Subtract the new number by the original number
205 - 427 = -222
-222 ÷ 427 = -0.5199063231850117
-0.5199063231850117 x 100 = -51.99%