-90.88% is the change from 680 to 62
Calculation steps:
[( 62 - 680 ) ÷ 680] x 100 = -90.88%
Formula
Percentage change = [(62 - 680) / 680] x 100
Subtract the new number by the original number
62 - 680 = -618
-618 ÷ 680 = -0.9088235294117647
-0.9088235294117647 x 100 = -90.88%