153.21% is the change from 280 to 709
Calculation steps:
[( 709 - 280 ) ÷ 280] x 100 = 153.21%
Formula
Percentage change = [(709 - 280) / 280] x 100
Subtract the new number by the original number
709 - 280 = 429
429 ÷ 280 = 1.5321428571428573
1.5321428571428573 x 100 = 153.21%