636.23% is the change from 69 to 508
Calculation steps:
[( 508 - 69 ) ÷ 69] x 100 = 636.23%
Formula
Percentage change = [(508 - 69) / 69] x 100
Subtract the new number by the original number
508 - 69 = 439
439 ÷ 69 = 6.36231884057971
6.36231884057971 x 100 = 636.23%