-72.89% is the change from 878 to 238
Calculation steps:
[( 238 - 878 ) ÷ 878] x 100 = -72.89%
Formula
Percentage change = [(238 - 878) / 878] x 100
Subtract the new number by the original number
238 - 878 = -640
-640 ÷ 878 = -0.7289293849658315
-0.7289293849658315 x 100 = -72.89%