-19.23% is the change from 650 to 525
Calculation steps:
[( 525 - 650 ) ÷ 650] x 100 = -19.23%
Formula
Percentage change = [(525 - 650) / 650] x 100
Subtract the new number by the original number
525 - 650 = -125
-125 ÷ 650 = -0.19230769230769232
-0.19230769230769232 x 100 = -19.23%