865.22% is the change from 69 to 666
Calculation steps:
[( 666 - 69 ) ÷ 69] x 100 = 865.22%
Formula
Percentage change = [(666 - 69) / 69] x 100
Subtract the new number by the original number
666 - 69 = 597
597 ÷ 69 = 8.652173913043478
8.652173913043478 x 100 = 865.22%