-80.43% is the change from 557 to 109
Calculation steps:
[( 109 - 557 ) ÷ 557] x 100 = -80.43%
Formula
Percentage change = [(109 - 557) / 557] x 100
Subtract the new number by the original number
109 - 557 = -448
-448 ÷ 557 = -0.8043087971274686
-0.8043087971274686 x 100 = -80.43%