-94.5% is the change from 673 to 37
Calculation steps:
[( 37 - 673 ) ÷ 673] x 100 = -94.5%
Formula
Percentage change = [(37 - 673) / 673] x 100
Subtract the new number by the original number
37 - 673 = -636
-636 ÷ 673 = -0.9450222882615156
-0.9450222882615156 x 100 = -94.5%