-89.75% is the change from 673 to 69
Calculation steps:
[( 69 - 673 ) ÷ 673] x 100 = -89.75%
Formula
Percentage change = [(69 - 673) / 673] x 100
Subtract the new number by the original number
69 - 673 = -604
-604 ÷ 673 = -0.8974739970282318
-0.8974739970282318 x 100 = -89.75%