-68.01% is the change from 869 to 278
Calculation steps:
[( 278 - 869 ) ÷ 869] x 100 = -68.01%
Formula
Percentage change = [(278 - 869) / 869] x 100
Subtract the new number by the original number
278 - 869 = -591
-591 ÷ 869 = -0.6800920598388953
-0.6800920598388953 x 100 = -68.01%