-99.11% is the change from 674 to 6
Calculation steps:
[( 6 - 674 ) ÷ 674] x 100 = -99.11%
Formula
Percentage change = [(6 - 674) / 674] x 100
Subtract the new number by the original number
6 - 674 = -668
-668 ÷ 674 = -0.9910979228486647
-0.9910979228486647 x 100 = -99.11%