-73.79% is the change from 557 to 146
Calculation steps:
[( 146 - 557 ) ÷ 557] x 100 = -73.79%
Formula
Percentage change = [(146 - 557) / 557] x 100
Subtract the new number by the original number
146 - 557 = -411
-411 ÷ 557 = -0.7378815080789947
-0.7378815080789947 x 100 = -73.79%