89.02% is the change from 164 to 310
Calculation steps:
[( 310 - 164 ) ÷ 164] x 100 = 89.02%
Formula
Percentage change = [(310 - 164) / 164] x 100
Subtract the new number by the original number
310 - 164 = 146
146 ÷ 164 = 0.8902439024390244
0.8902439024390244 x 100 = 89.02%