-73.2% is the change from 862 to 231
Calculation steps:
[( 231 - 862 ) ÷ 862] x 100 = -73.2%
Formula
Percentage change = [(231 - 862) / 862] x 100
Subtract the new number by the original number
231 - 862 = -631
-631 ÷ 862 = -0.7320185614849188
-0.7320185614849188 x 100 = -73.2%