-55.81% is the change from 912 to 403
Calculation steps:
[( 403 - 912 ) ÷ 912] x 100 = -55.81%
Formula
Percentage change = [(403 - 912) / 912] x 100
Subtract the new number by the original number
403 - 912 = -509
-509 ÷ 912 = -0.5581140350877193
-0.5581140350877193 x 100 = -55.81%