255.06% is the change from 247 to 877
Calculation steps:
[( 877 - 247 ) ÷ 247] x 100 = 255.06%
Formula
Percentage change = [(877 - 247) / 247] x 100
Subtract the new number by the original number
877 - 247 = 630
630 ÷ 247 = 2.5506072874493926
2.5506072874493926 x 100 = 255.06%