-73.1% is the change from 554 to 149
Calculation steps:
[( 149 - 554 ) ÷ 554] x 100 = -73.1%
Formula
Percentage change = [(149 - 554) / 554] x 100
Subtract the new number by the original number
149 - 554 = -405
-405 ÷ 554 = -0.7310469314079422
-0.7310469314079422 x 100 = -73.1%