-72.79% is the change from 871 to 237
Calculation steps:
[( 237 - 871 ) ÷ 871] x 100 = -72.79%
Formula
Percentage change = [(237 - 871) / 871] x 100
Subtract the new number by the original number
237 - 871 = -634
-634 ÷ 871 = -0.7278989667049368
-0.7278989667049368 x 100 = -72.79%