-70.14% is the change from 288 to 86
Calculation steps:
[( 86 - 288 ) ÷ 288] x 100 = -70.14%
Formula
Percentage change = [(86 - 288) / 288] x 100
Subtract the new number by the original number
86 - 288 = -202
-202 ÷ 288 = -0.7013888888888888
-0.7013888888888888 x 100 = -70.14%