175.19% is the change from 270 to 743
Calculation steps:
[( 743 - 270 ) ÷ 270] x 100 = 175.19%
Formula
Percentage change = [(743 - 270) / 270] x 100
Subtract the new number by the original number
743 - 270 = 473
473 ÷ 270 = 1.7518518518518518
1.7518518518518518 x 100 = 175.19%