637.31% is the change from 67 to 494
Calculation steps:
[( 494 - 67 ) ÷ 67] x 100 = 637.31%
Formula
Percentage change = [(494 - 67) / 67] x 100
Subtract the new number by the original number
494 - 67 = 427
427 ÷ 67 = 6.373134328358209
6.373134328358209 x 100 = 637.31%