672.31% is the change from 65 to 502
Calculation steps:
[( 502 - 65 ) ÷ 65] x 100 = 672.31%
Formula
Percentage change = [(502 - 65) / 65] x 100
Subtract the new number by the original number
502 - 65 = 437
437 ÷ 65 = 6.723076923076923
6.723076923076923 x 100 = 672.31%