-13.13% is the change from 967 to 840
Calculation steps:
[( 840 - 967 ) ÷ 967] x 100 = -13.13%
Formula
Percentage change = [(840 - 967) / 967] x 100
Subtract the new number by the original number
840 - 967 = -127
-127 ÷ 967 = -0.1313340227507756
-0.1313340227507756 x 100 = -13.13%