-81.97% is the change from 660 to 119
Calculation steps:
[( 119 - 660 ) ÷ 660] x 100 = -81.97%
Formula
Percentage change = [(119 - 660) / 660] x 100
Subtract the new number by the original number
119 - 660 = -541
-541 ÷ 660 = -0.8196969696969697
-0.8196969696969697 x 100 = -81.97%