250.71% is the change from 280 to 982
Calculation steps:
[( 982 - 280 ) ÷ 280] x 100 = 250.71%
Formula
Percentage change = [(982 - 280) / 280] x 100
Subtract the new number by the original number
982 - 280 = 702
702 ÷ 280 = 2.507142857142857
2.507142857142857 x 100 = 250.71%