-70.49% is the change from 288 to 85
Calculation steps:
[( 85 - 288 ) ÷ 288] x 100 = -70.49%
Formula
Percentage change = [(85 - 288) / 288] x 100
Subtract the new number by the original number
85 - 288 = -203
-203 ÷ 288 = -0.7048611111111112
-0.7048611111111112 x 100 = -70.49%