668.99% is the change from 129 to 992
Calculation steps:
[( 992 - 129 ) ÷ 129] x 100 = 668.99%
Formula
Percentage change = [(992 - 129) / 129] x 100
Subtract the new number by the original number
992 - 129 = 863
863 ÷ 129 = 6.689922480620155
6.689922480620155 x 100 = 668.99%