-20.73% is the change from 849 to 673
Calculation steps:
[( 673 - 849 ) ÷ 849] x 100 = -20.73%
Formula
Percentage change = [(673 - 849) / 849] x 100
Subtract the new number by the original number
673 - 849 = -176
-176 ÷ 849 = -0.20730270906949352
-0.20730270906949352 x 100 = -20.73%