65.28% is the change from 337 to 557
Calculation steps:
[( 557 - 337 ) ÷ 337] x 100 = 65.28%
Formula
Percentage change = [(557 - 337) / 337] x 100
Subtract the new number by the original number
557 - 337 = 220
220 ÷ 337 = 0.6528189910979229
0.6528189910979229 x 100 = 65.28%