-7.52% is the change from 931 to 861
Calculation steps:
[( 861 - 931 ) ÷ 931] x 100 = -7.52%
Formula
Percentage change = [(861 - 931) / 931] x 100
Subtract the new number by the original number
861 - 931 = -70
-70 ÷ 931 = -0.07518796992481203
-0.07518796992481203 x 100 = -7.52%