-8.61% is the change from 952 to 870
Calculation steps:
[( 870 - 952 ) ÷ 952] x 100 = -8.61%
Formula
Percentage change = [(870 - 952) / 952] x 100
Subtract the new number by the original number
870 - 952 = -82
-82 ÷ 952 = -0.0861344537815126
-0.0861344537815126 x 100 = -8.61%