220.36% is the change from 280 to 897
Calculation steps:
[( 897 - 280 ) ÷ 280] x 100 = 220.36%
Formula
Percentage change = [(897 - 280) / 280] x 100
Subtract the new number by the original number
897 - 280 = 617
617 ÷ 280 = 2.2035714285714287
2.2035714285714287 x 100 = 220.36%