-30.14% is the change from 554 to 387
Calculation steps:
[( 387 - 554 ) ÷ 554] x 100 = -30.14%
Formula
Percentage change = [(387 - 554) / 554] x 100
Subtract the new number by the original number
387 - 554 = -167
-167 ÷ 554 = -0.30144404332129965
-0.30144404332129965 x 100 = -30.14%