259.11% is the change from 247 to 887
Calculation steps:
[( 887 - 247 ) ÷ 247] x 100 = 259.11%
Formula
Percentage change = [(887 - 247) / 247] x 100
Subtract the new number by the original number
887 - 247 = 640
640 ÷ 247 = 2.591093117408907
2.591093117408907 x 100 = 259.11%