-72.62% is the change from 818 to 224
Calculation steps:
[( 224 - 818 ) ÷ 818] x 100 = -72.62%
Formula
Percentage change = [(224 - 818) / 818] x 100
Subtract the new number by the original number
224 - 818 = -594
-594 ÷ 818 = -0.726161369193154
-0.726161369193154 x 100 = -72.62%