656.72% is the change from 67 to 507
Calculation steps:
[( 507 - 67 ) ÷ 67] x 100 = 656.72%
Formula
Percentage change = [(507 - 67) / 67] x 100
Subtract the new number by the original number
507 - 67 = 440
440 ÷ 67 = 6.567164179104478
6.567164179104478 x 100 = 656.72%