151.48% is the change from 270 to 679
Calculation steps:
[( 679 - 270 ) ÷ 270] x 100 = 151.48%
Formula
Percentage change = [(679 - 270) / 270] x 100
Subtract the new number by the original number
679 - 270 = 409
409 ÷ 270 = 1.5148148148148148
1.5148148148148148 x 100 = 151.48%