-46.94% is the change from 818 to 434
Calculation steps:
[( 434 - 818 ) ÷ 818] x 100 = -46.94%
Formula
Percentage change = [(434 - 818) / 818] x 100
Subtract the new number by the original number
434 - 818 = -384
-384 ÷ 818 = -0.46943765281173594
-0.46943765281173594 x 100 = -46.94%
Example