-49.33% is the change from 673 to 341
Calculation steps:
[( 341 - 673 ) ÷ 673] x 100 = -49.33%
Formula
Percentage change = [(341 - 673) / 673] x 100
Subtract the new number by the original number
341 - 673 = -332
-332 ÷ 673 = -0.4933135215453195
-0.4933135215453195 x 100 = -49.33%