88.1% is the change from 168 to 316
Calculation steps:
[( 316 - 168 ) ÷ 168] x 100 = 88.1%
Formula
Percentage change = [(316 - 168) / 168] x 100
Subtract the new number by the original number
316 - 168 = 148
148 ÷ 168 = 0.8809523809523809
0.8809523809523809 x 100 = 88.1%