54.88% is the change from 164 to 254
Calculation steps:
[( 254 - 164 ) ÷ 164] x 100 = 54.88%
Formula
Percentage change = [(254 - 164) / 164] x 100
Subtract the new number by the original number
254 - 164 = 90
90 ÷ 164 = 0.5487804878048781
0.5487804878048781 x 100 = 54.88%