-4.7% is the change from 915 to 872
Calculation steps:
[( 872 - 915 ) ÷ 915] x 100 = -4.7%
Formula
Percentage change = [(872 - 915) / 915] x 100
Subtract the new number by the original number
872 - 915 = -43
-43 ÷ 915 = -0.046994535519125684
-0.046994535519125684 x 100 = -4.7%