-30.89% is the change from 887 to 613
Calculation steps:
[( 613 - 887 ) ÷ 887] x 100 = -30.89%
Formula
Percentage change = [(613 - 887) / 887] x 100
Subtract the new number by the original number
613 - 887 = -274
-274 ÷ 887 = -0.3089064261555806
-0.3089064261555806 x 100 = -30.89%