-64.29% is the change from 336 to 120
Calculation steps:
[( 120 - 336 ) ÷ 336] x 100 = -64.29%
Formula
Percentage change = [(120 - 336) / 336] x 100
Subtract the new number by the original number
120 - 336 = -216
-216 ÷ 336 = -0.6428571428571429
-0.6428571428571429 x 100 = -64.29%