-21.95% is the change from 861 to 672
Calculation steps:
[( 672 - 861 ) ÷ 861] x 100 = -21.95%
Formula
Percentage change = [(672 - 861) / 861] x 100
Subtract the new number by the original number
672 - 861 = -189
-189 ÷ 861 = -0.21951219512195122
-0.21951219512195122 x 100 = -21.95%