117.01% is the change from 294 to 638
Calculation steps:
[( 638 - 294 ) ÷ 294] x 100 = 117.01%
Formula
Percentage change = [(638 - 294) / 294] x 100
Subtract the new number by the original number
638 - 294 = 344
344 ÷ 294 = 1.1700680272108843
1.1700680272108843 x 100 = 117.01%