-18.83% is the change from 377 to 306
Calculation steps:
[( 306 - 377 ) ÷ 377] x 100 = -18.83%
Formula
Percentage change = [(306 - 377) / 377] x 100
Subtract the new number by the original number
306 - 377 = -71
-71 ÷ 377 = -0.1883289124668435
-0.1883289124668435 x 100 = -18.83%