-0.49% is the change from 818 to 814
Calculation steps:
[( 814 - 818 ) ÷ 818] x 100 = -0.49%
Formula
Percentage change = [(814 - 818) / 818] x 100
Subtract the new number by the original number
814 - 818 = -4
-4 ÷ 818 = -0.004889975550122249
-0.004889975550122249 x 100 = -0.49%