-6.34% is the change from 930 to 871
Calculation steps:
[( 871 - 930 ) ÷ 930] x 100 = -6.34%
Formula
Percentage change = [(871 - 930) / 930] x 100
Subtract the new number by the original number
871 - 930 = -59
-59 ÷ 930 = -0.06344086021505377
-0.06344086021505377 x 100 = -6.34%