39.43% is the change from 558 to 778
Calculation steps:
[( 778 - 558 ) ÷ 558] x 100 = 39.43%
Formula
Percentage change = [(778 - 558) / 558] x 100
Subtract the new number by the original number
778 - 558 = 220
220 ÷ 558 = 0.3942652329749104
0.3942652329749104 x 100 = 39.43%