71.93% is the change from 171 to 294
Calculation steps:
[( 294 - 171 ) ÷ 171] x 100 = 71.93%
Formula
Percentage change = [(294 - 171) / 171] x 100
Subtract the new number by the original number
294 - 171 = 123
123 ÷ 171 = 0.7192982456140351
0.7192982456140351 x 100 = 71.93%