-87.9% is the change from 967 to 117
Calculation steps:
[( 117 - 967 ) ÷ 967] x 100 = -87.9%
Formula
Percentage change = [(117 - 967) / 967] x 100
Subtract the new number by the original number
117 - 967 = -850
-850 ÷ 967 = -0.8790072388831437
-0.8790072388831437 x 100 = -87.9%