-57.7% is the change from 818 to 346
Calculation steps:
[( 346 - 818 ) ÷ 818] x 100 = -57.7%
Formula
Percentage change = [(346 - 818) / 818] x 100
Subtract the new number by the original number
346 - 818 = -472
-472 ÷ 818 = -0.5770171149144254
-0.5770171149144254 x 100 = -57.7%