-5.22% is the change from 919 to 871
Calculation steps:
[( 871 - 919 ) ÷ 919] x 100 = -5.22%
Formula
Percentage change = [(871 - 919) / 919] x 100
Subtract the new number by the original number
871 - 919 = -48
-48 ÷ 919 = -0.05223068552774755
-0.05223068552774755 x 100 = -5.22%