239% is the change from 259 to 878
Calculation steps:
[( 878 - 259 ) ÷ 259] x 100 = 239%
Formula
Percentage change = [(878 - 259) / 259] x 100
Subtract the new number by the original number
878 - 259 = 619
619 ÷ 259 = 2.38996138996139
2.38996138996139 x 100 = 239%