-55.36% is the change from 336 to 150
Calculation steps:
[( 150 - 336 ) ÷ 336] x 100 = -55.36%
Formula
Percentage change = [(150 - 336) / 336] x 100
Subtract the new number by the original number
150 - 336 = -186
-186 ÷ 336 = -0.5535714285714286
-0.5535714285714286 x 100 = -55.36%