278.38% is the change from 259 to 980
Calculation steps:
[( 980 - 259 ) ÷ 259] x 100 = 278.38%
Formula
Percentage change = [(980 - 259) / 259] x 100
Subtract the new number by the original number
980 - 259 = 721
721 ÷ 259 = 2.7837837837837838
2.7837837837837838 x 100 = 278.38%