649.25% is the change from 67 to 502
Calculation steps:
[( 502 - 67 ) ÷ 67] x 100 = 649.25%
Formula
Percentage change = [(502 - 67) / 67] x 100
Subtract the new number by the original number
502 - 67 = 435
435 ÷ 67 = 6.492537313432836
6.492537313432836 x 100 = 649.25%