-77.99% is the change from 845 to 186
Calculation steps:
[( 186 - 845 ) ÷ 845] x 100 = -77.99%
Formula
Percentage change = [(186 - 845) / 845] x 100
Subtract the new number by the original number
186 - 845 = -659
-659 ÷ 845 = -0.7798816568047338
-0.7798816568047338 x 100 = -77.99%