4043.75% is the change from 16 to 663
Calculation steps:
[( 663 - 16 ) ÷ 16] x 100 = 4043.75%
Formula
Percentage change = [(663 - 16) / 16] x 100
Subtract the new number by the original number
663 - 16 = 647
647 ÷ 16 = 40.4375
40.4375 x 100 = 4043.75%