162.14% is the change from 280 to 734
Calculation steps:
[( 734 - 280 ) ÷ 280] x 100 = 162.14%
Formula
Percentage change = [(734 - 280) / 280] x 100
Subtract the new number by the original number
734 - 280 = 454
454 ÷ 280 = 1.6214285714285714
1.6214285714285714 x 100 = 162.14%