-26.78% is the change from 575 to 421
Calculation steps:
[( 421 - 575 ) ÷ 575] x 100 = -26.78%
Formula
Percentage change = [(421 - 575) / 575] x 100
Subtract the new number by the original number
421 - 575 = -154
-154 ÷ 575 = -0.2678260869565217
-0.2678260869565217 x 100 = -26.78%