-11.84% is the change from 988 to 871
Calculation steps:
[( 871 - 988 ) ÷ 988] x 100 = -11.84%
Formula
Percentage change = [(871 - 988) / 988] x 100
Subtract the new number by the original number
871 - 988 = -117
-117 ÷ 988 = -0.11842105263157894
-0.11842105263157894 x 100 = -11.84%