-79.91% is the change from 921 to 185
Calculation steps:
[( 185 - 921 ) ÷ 921] x 100 = -79.91%
Formula
Percentage change = [(185 - 921) / 921] x 100
Subtract the new number by the original number
185 - 921 = -736
-736 ÷ 921 = -0.7991313789359392
-0.7991313789359392 x 100 = -79.91%