105.93% is the change from 270 to 556
Calculation steps:
[( 556 - 270 ) ÷ 270] x 100 = 105.93%
Formula
Percentage change = [(556 - 270) / 270] x 100
Subtract the new number by the original number
556 - 270 = 286
286 ÷ 270 = 1.0592592592592593
1.0592592592592593 x 100 = 105.93%