-7.31% is the change from 561 to 520
Calculation steps:
[( 520 - 561 ) ÷ 561] x 100 = -7.31%
Formula
Percentage change = [(520 - 561) / 561] x 100
Subtract the new number by the original number
520 - 561 = -41
-41 ÷ 561 = -0.07308377896613191
-0.07308377896613191 x 100 = -7.31%