-68.79% is the change from 878 to 274
Calculation steps:
[( 274 - 878 ) ÷ 878] x 100 = -68.79%
Formula
Percentage change = [(274 - 878) / 878] x 100
Subtract the new number by the original number
274 - 878 = -604
-604 ÷ 878 = -0.6879271070615034
-0.6879271070615034 x 100 = -68.79%
Example