-8.68% is the change from 945 to 863
Calculation steps:
[( 863 - 945 ) ÷ 945] x 100 = -8.68%
Formula
Percentage change = [(863 - 945) / 945] x 100
Subtract the new number by the original number
863 - 945 = -82
-82 ÷ 945 = -0.08677248677248678
-0.08677248677248678 x 100 = -8.68%