-68.81% is the change from 388 to 121
Calculation steps:
[( 121 - 388 ) ÷ 388] x 100 = -68.81%
Formula
Percentage change = [(121 - 388) / 388] x 100
Subtract the new number by the original number
121 - 388 = -267
-267 ÷ 388 = -0.6881443298969072
-0.6881443298969072 x 100 = -68.81%