-25.1% is the change from 721 to 540
Calculation steps:
[( 540 - 721 ) ÷ 721] x 100 = -25.1%
Formula
Percentage change = [(540 - 721) / 721] x 100
Subtract the new number by the original number
540 - 721 = -181
-181 ÷ 721 = -0.2510402219140083
-0.2510402219140083 x 100 = -25.1%