655.22% is the change from 67 to 506
Calculation steps:
[( 506 - 67 ) ÷ 67] x 100 = 655.22%
Formula
Percentage change = [(506 - 67) / 67] x 100
Subtract the new number by the original number
506 - 67 = 439
439 ÷ 67 = 6.552238805970149
6.552238805970149 x 100 = 655.22%