54.07% is the change from 270 to 416
Calculation steps:
[( 416 - 270 ) ÷ 270] x 100 = 54.07%
Formula
Percentage change = [(416 - 270) / 270] x 100
Subtract the new number by the original number
416 - 270 = 146
146 ÷ 270 = 0.5407407407407407
0.5407407407407407 x 100 = 54.07%