669.57% is the change from 69 to 531
Calculation steps:
[( 531 - 69 ) ÷ 69] x 100 = 669.57%
Formula
Percentage change = [(531 - 69) / 69] x 100
Subtract the new number by the original number
531 - 69 = 462
462 ÷ 69 = 6.695652173913044
6.695652173913044 x 100 = 669.57%