-20.21% is the change from 653 to 521
Calculation steps:
[( 521 - 653 ) ÷ 653] x 100 = -20.21%
Formula
Percentage change = [(521 - 653) / 653] x 100
Subtract the new number by the original number
521 - 653 = -132
-132 ÷ 653 = -0.20214395099540583
-0.20214395099540583 x 100 = -20.21%