66200% is the change from 1 to 663
Calculation steps:
[( 663 - 1 ) ÷ 1] x 100 = 66200%
Formula
Percentage change = [(663 - 1) / 1] x 100
Subtract the new number by the original number
663 - 1 = 662
662 ÷ 1 = 662
662 x 100 = 66200%
Example