-21.8% is the change from 656 to 513
Calculation steps:
[( 513 - 656 ) ÷ 656] x 100 = -21.8%
Formula
Percentage change = [(513 - 656) / 656] x 100
Subtract the new number by the original number
513 - 656 = -143
-143 ÷ 656 = -0.21798780487804878
-0.21798780487804878 x 100 = -21.8%