244.31% is the change from 255 to 878
Calculation steps:
[( 878 - 255 ) ÷ 255] x 100 = 244.31%
Formula
Percentage change = [(878 - 255) / 255] x 100
Subtract the new number by the original number
878 - 255 = 623
623 ÷ 255 = 2.443137254901961
2.443137254901961 x 100 = 244.31%