-63.1% is the change from 336 to 124
Calculation steps:
[( 124 - 336 ) ÷ 336] x 100 = -63.1%
Formula
Percentage change = [(124 - 336) / 336] x 100
Subtract the new number by the original number
124 - 336 = -212
-212 ÷ 336 = -0.6309523809523809
-0.6309523809523809 x 100 = -63.1%