-77.97% is the change from 985 to 217
Calculation steps:
[( 217 - 985 ) ÷ 985] x 100 = -77.97%
Formula
Percentage change = [(217 - 985) / 985] x 100
Subtract the new number by the original number
217 - 985 = -768
-768 ÷ 985 = -0.7796954314720812
-0.7796954314720812 x 100 = -77.97%