187.41% is the change from 270 to 776
Calculation steps:
[( 776 - 270 ) ÷ 270] x 100 = 187.41%
Formula
Percentage change = [(776 - 270) / 270] x 100
Subtract the new number by the original number
776 - 270 = 506
506 ÷ 270 = 1.874074074074074
1.874074074074074 x 100 = 187.41%