4650% is the change from 14 to 665
Calculation steps:
[( 665 - 14 ) ÷ 14] x 100 = 4650%
Formula
Percentage change = [(665 - 14) / 14] x 100
Subtract the new number by the original number
665 - 14 = 651
651 ÷ 14 = 46.5
46.5 x 100 = 4650%
Example