3068.75% is the change from 16 to 507
Calculation steps:
[( 507 - 16 ) ÷ 16] x 100 = 3068.75%
Formula
Percentage change = [(507 - 16) / 16] x 100
Subtract the new number by the original number
507 - 16 = 491
491 ÷ 16 = 30.6875
30.6875 x 100 = 3068.75%