318.91% is the change from 238 to 997
Calculation steps:
[( 997 - 238 ) ÷ 238] x 100 = 318.91%
Formula
Percentage change = [(997 - 238) / 238] x 100
Subtract the new number by the original number
997 - 238 = 759
759 ÷ 238 = 3.189075630252101
3.189075630252101 x 100 = 318.91%