-8.03% is the change from 947 to 871
Calculation steps:
[( 871 - 947 ) ÷ 947] x 100 = -8.03%
Formula
Percentage change = [(871 - 947) / 947] x 100
Subtract the new number by the original number
871 - 947 = -76
-76 ÷ 947 = -0.08025343189017951
-0.08025343189017951 x 100 = -8.03%