-30.21% is the change from 725 to 506
Calculation steps:
[( 506 - 725 ) ÷ 725] x 100 = -30.21%
Formula
Percentage change = [(506 - 725) / 725] x 100
Subtract the new number by the original number
506 - 725 = -219
-219 ÷ 725 = -0.3020689655172414
-0.3020689655172414 x 100 = -30.21%