-70.59% is the change from 289 to 85
Calculation steps:
[( 85 - 289 ) ÷ 289] x 100 = -70.59%
Formula
Percentage change = [(85 - 289) / 289] x 100
Subtract the new number by the original number
85 - 289 = -204
-204 ÷ 289 = -0.7058823529411765
-0.7058823529411765 x 100 = -70.59%