-3.09% is the change from 388 to 376
Calculation steps:
[( 376 - 388 ) ÷ 388] x 100 = -3.09%
Formula
Percentage change = [(376 - 388) / 388] x 100
Subtract the new number by the original number
376 - 388 = -12
-12 ÷ 388 = -0.030927835051546393
-0.030927835051546393 x 100 = -3.09%