-48.84% is the change from 303 to 155
Calculation steps:
[( 155 - 303 ) ÷ 303] x 100 = -48.84%
Formula
Percentage change = [(155 - 303) / 303] x 100
Subtract the new number by the original number
155 - 303 = -148
-148 ÷ 303 = -0.4884488448844885
-0.4884488448844885 x 100 = -48.84%