-80.85% is the change from 611 to 117
Calculation steps:
[( 117 - 611 ) ÷ 611] x 100 = -80.85%
Formula
Percentage change = [(117 - 611) / 611] x 100
Subtract the new number by the original number
117 - 611 = -494
-494 ÷ 611 = -0.8085106382978723
-0.8085106382978723 x 100 = -80.85%