-53.87% is the change from 336 to 155
Calculation steps:
[( 155 - 336 ) ÷ 336] x 100 = -53.87%
Formula
Percentage change = [(155 - 336) / 336] x 100
Subtract the new number by the original number
155 - 336 = -181
-181 ÷ 336 = -0.5386904761904762
-0.5386904761904762 x 100 = -53.87%