102.55% is the change from 275 to 557
Calculation steps:
[( 557 - 275 ) ÷ 275] x 100 = 102.55%
Formula
Percentage change = [(557 - 275) / 275] x 100
Subtract the new number by the original number
557 - 275 = 282
282 ÷ 275 = 1.0254545454545454
1.0254545454545454 x 100 = 102.55%