1412.12% is the change from 66 to 998
Calculation steps:
[( 998 - 66 ) ÷ 66] x 100 = 1412.12%
Formula
Percentage change = [(998 - 66) / 66] x 100
Subtract the new number by the original number
998 - 66 = 932
932 ÷ 66 = 14.121212121212121
14.121212121212121 x 100 = 1412.12%