692.19% is the change from 64 to 507
Calculation steps:
[( 507 - 64 ) ÷ 64] x 100 = 692.19%
Formula
Percentage change = [(507 - 64) / 64] x 100
Subtract the new number by the original number
507 - 64 = 443
443 ÷ 64 = 6.921875
6.921875 x 100 = 692.19%