-20.69% is the change from 662 to 525
Calculation steps:
[( 525 - 662 ) ÷ 662] x 100 = -20.69%
Formula
Percentage change = [(525 - 662) / 662] x 100
Subtract the new number by the original number
525 - 662 = -137
-137 ÷ 662 = -0.20694864048338368
-0.20694864048338368 x 100 = -20.69%