-98.72% is the change from 626 to 8
Calculation steps:
[( 8 - 626 ) ÷ 626] x 100 = -98.72%
Formula
Percentage change = [(8 - 626) / 626] x 100
Subtract the new number by the original number
8 - 626 = -618
-618 ÷ 626 = -0.987220447284345
-0.987220447284345 x 100 = -98.72%