83.52% is the change from 91 to 167
Calculation steps:
[( 167 - 91 ) ÷ 91] x 100 = 83.52%
Formula
Percentage change = [(167 - 91) / 91] x 100
Subtract the new number by the original number
167 - 91 = 76
76 ÷ 91 = 0.8351648351648352
0.8351648351648352 x 100 = 83.52%