-29.37% is the change from 555 to 392
Calculation steps:
[( 392 - 555 ) ÷ 555] x 100 = -29.37%
Formula
Percentage change = [(392 - 555) / 555] x 100
Subtract the new number by the original number
392 - 555 = -163
-163 ÷ 555 = -0.2936936936936937
-0.2936936936936937 x 100 = -29.37%