-69.44% is the change from 818 to 250
Calculation steps:
[( 250 - 818 ) ÷ 818] x 100 = -69.44%
Formula
Percentage change = [(250 - 818) / 818] x 100
Subtract the new number by the original number
250 - 818 = -568
-568 ÷ 818 = -0.6943765281173594
-0.6943765281173594 x 100 = -69.44%