-94.47% is the change from 561 to 31
Calculation steps:
[( 31 - 561 ) ÷ 561] x 100 = -94.47%
Formula
Percentage change = [(31 - 561) / 561] x 100
Subtract the new number by the original number
31 - 561 = -530
-530 ÷ 561 = -0.9447415329768271
-0.9447415329768271 x 100 = -94.47%