821.74% is the change from 69 to 636
Calculation steps:
[( 636 - 69 ) ÷ 69] x 100 = 821.74%
Formula
Percentage change = [(636 - 69) / 69] x 100
Subtract the new number by the original number
636 - 69 = 567
567 ÷ 69 = 8.217391304347826
8.217391304347826 x 100 = 821.74%