101.16% is the change from 86 to 173
Calculation steps:
[( 173 - 86 ) ÷ 86] x 100 = 101.16%
Formula
Percentage change = [(173 - 86) / 86] x 100
Subtract the new number by the original number
173 - 86 = 87
87 ÷ 86 = 1.0116279069767442
1.0116279069767442 x 100 = 101.16%