-70.4% is the change from 554 to 164
Calculation steps:
[( 164 - 554 ) ÷ 554] x 100 = -70.4%
Formula
Percentage change = [(164 - 554) / 554] x 100
Subtract the new number by the original number
164 - 554 = -390
-390 ÷ 554 = -0.703971119133574
-0.703971119133574 x 100 = -70.4%