-71.23% is the change from 869 to 250
Calculation steps:
[( 250 - 869 ) ÷ 869] x 100 = -71.23%
Formula
Percentage change = [(250 - 869) / 869] x 100
Subtract the new number by the original number
250 - 869 = -619
-619 ÷ 869 = -0.7123130034522439
-0.7123130034522439 x 100 = -71.23%