-72.81% is the change from 868 to 236
Calculation steps:
[( 236 - 868 ) ÷ 868] x 100 = -72.81%
Formula
Percentage change = [(236 - 868) / 868] x 100
Subtract the new number by the original number
236 - 868 = -632
-632 ÷ 868 = -0.728110599078341
-0.728110599078341 x 100 = -72.81%