394.03% is the change from 67 to 331
Calculation steps:
[( 331 - 67 ) ÷ 67] x 100 = 394.03%
Formula
Percentage change = [(331 - 67) / 67] x 100
Subtract the new number by the original number
331 - 67 = 264
264 ÷ 67 = 3.9402985074626864
3.9402985074626864 x 100 = 394.03%