-62.48% is the change from 557 to 209
Calculation steps:
[( 209 - 557 ) ÷ 557] x 100 = -62.48%
Formula
Percentage change = [(209 - 557) / 557] x 100
Subtract the new number by the original number
209 - 557 = -348
-348 ÷ 557 = -0.6247755834829444
-0.6247755834829444 x 100 = -62.48%