-55.66% is the change from 557 to 247
Calculation steps:
[( 247 - 557 ) ÷ 557] x 100 = -55.66%
Formula
Percentage change = [(247 - 557) / 557] x 100
Subtract the new number by the original number
247 - 557 = -310
-310 ÷ 557 = -0.5565529622980251
-0.5565529622980251 x 100 = -55.66%