-39.74% is the change from 307 to 185
Calculation steps:
[( 185 - 307 ) ÷ 307] x 100 = -39.74%
Formula
Percentage change = [(185 - 307) / 307] x 100
Subtract the new number by the original number
185 - 307 = -122
-122 ÷ 307 = -0.3973941368078176
-0.3973941368078176 x 100 = -39.74%