122.14% is the change from 280 to 622
Calculation steps:
[( 622 - 280 ) ÷ 280] x 100 = 122.14%
Formula
Percentage change = [(622 - 280) / 280] x 100
Subtract the new number by the original number
622 - 280 = 342
342 ÷ 280 = 1.2214285714285715
1.2214285714285715 x 100 = 122.14%