-72.43% is the change from 671 to 185
Calculation steps:
[( 185 - 671 ) ÷ 671] x 100 = -72.43%
Formula
Percentage change = [(185 - 671) / 671] x 100
Subtract the new number by the original number
185 - 671 = -486
-486 ÷ 671 = -0.7242921013412816
-0.7242921013412816 x 100 = -72.43%