-8.76% is the change from 388 to 354
Calculation steps:
[( 354 - 388 ) ÷ 388] x 100 = -8.76%
Formula
Percentage change = [(354 - 388) / 388] x 100
Subtract the new number by the original number
354 - 388 = -34
-34 ÷ 388 = -0.08762886597938144
-0.08762886597938144 x 100 = -8.76%