870.77% is the change from 65 to 631
Calculation steps:
[( 631 - 65 ) ÷ 65] x 100 = 870.77%
Formula
Percentage change = [(631 - 65) / 65] x 100
Subtract the new number by the original number
631 - 65 = 566
566 ÷ 65 = 8.707692307692307
8.707692307692307 x 100 = 870.77%