-46.43% is the change from 336 to 180
Calculation steps:
[( 180 - 336 ) ÷ 336] x 100 = -46.43%
Formula
Percentage change = [(180 - 336) / 336] x 100
Subtract the new number by the original number
180 - 336 = -156
-156 ÷ 336 = -0.4642857142857143
-0.4642857142857143 x 100 = -46.43%