531.34% is the change from 67 to 423
Calculation steps:
[( 423 - 67 ) ÷ 67] x 100 = 531.34%
Formula
Percentage change = [(423 - 67) / 67] x 100
Subtract the new number by the original number
423 - 67 = 356
356 ÷ 67 = 5.313432835820896
5.313432835820896 x 100 = 531.34%