84.88% is the change from 86 to 159
Calculation steps:
[( 159 - 86 ) ÷ 86] x 100 = 84.88%
Formula
Percentage change = [(159 - 86) / 86] x 100
Subtract the new number by the original number
159 - 86 = 73
73 ÷ 86 = 0.8488372093023255
0.8488372093023255 x 100 = 84.88%