66.49% is the change from 191 to 318
Calculation steps:
[( 318 - 191 ) ÷ 191] x 100 = 66.49%
Formula
Percentage change = [(318 - 191) / 191] x 100
Subtract the new number by the original number
318 - 191 = 127
127 ÷ 191 = 0.6649214659685864
0.6649214659685864 x 100 = 66.49%