-68.77% is the change from 871 to 272
Calculation steps:
[( 272 - 871 ) ÷ 871] x 100 = -68.77%
Formula
Percentage change = [(272 - 871) / 871] x 100
Subtract the new number by the original number
272 - 871 = -599
-599 ÷ 871 = -0.687715269804822
-0.687715269804822 x 100 = -68.77%