-96.62% is the change from 859 to 29
Calculation steps:
[( 29 - 859 ) ÷ 859] x 100 = -96.62%
Formula
Percentage change = [(29 - 859) / 859] x 100
Subtract the new number by the original number
29 - 859 = -830
-830 ÷ 859 = -0.9662398137369034
-0.9662398137369034 x 100 = -96.62%