825.81% is the change from 31 to 287
Calculation steps:
[( 287 - 31 ) ÷ 31] x 100 = 825.81%
Formula
Percentage change = [(287 - 31) / 31] x 100
Subtract the new number by the original number
287 - 31 = 256
256 ÷ 31 = 8.258064516129032
8.258064516129032 x 100 = 825.81%