-89.64% is the change from 859 to 89
Calculation steps:
[( 89 - 859 ) ÷ 859] x 100 = -89.64%
Formula
Percentage change = [(89 - 859) / 859] x 100
Subtract the new number by the original number
89 - 859 = -770
-770 ÷ 859 = -0.8963911525029103
-0.8963911525029103 x 100 = -89.64%