-5.76% is the change from 868 to 818
Calculation steps:
[( 818 - 868 ) ÷ 868] x 100 = -5.76%
Formula
Percentage change = [(818 - 868) / 868] x 100
Subtract the new number by the original number
818 - 868 = -50
-50 ÷ 868 = -0.0576036866359447
-0.0576036866359447 x 100 = -5.76%