-19.96% is the change from 531 to 425
Calculation steps:
[( 425 - 531 ) ÷ 531] x 100 = -19.96%
Formula
Percentage change = [(425 - 531) / 531] x 100
Subtract the new number by the original number
425 - 531 = -106
-106 ÷ 531 = -0.19962335216572505
-0.19962335216572505 x 100 = -19.96%