-70.58% is the change from 554 to 163
Calculation steps:
[( 163 - 554 ) ÷ 554] x 100 = -70.58%
Formula
Percentage change = [(163 - 554) / 554] x 100
Subtract the new number by the original number
163 - 554 = -391
-391 ÷ 554 = -0.7057761732851986
-0.7057761732851986 x 100 = -70.58%