-87.13% is the change from 847 to 109
Calculation steps:
[( 109 - 847 ) ÷ 847] x 100 = -87.13%
Formula
Percentage change = [(109 - 847) / 847] x 100
Subtract the new number by the original number
109 - 847 = -738
-738 ÷ 847 = -0.8713105076741441
-0.8713105076741441 x 100 = -87.13%