-10.03% is the change from 967 to 870
Calculation steps:
[( 870 - 967 ) ÷ 967] x 100 = -10.03%
Formula
Percentage change = [(870 - 967) / 967] x 100
Subtract the new number by the original number
870 - 967 = -97
-97 ÷ 967 = -0.10031023784901758
-0.10031023784901758 x 100 = -10.03%