-77.9% is the change from 982 to 217
Calculation steps:
[( 217 - 982 ) ÷ 982] x 100 = -77.9%
Formula
Percentage change = [(217 - 982) / 982] x 100
Subtract the new number by the original number
217 - 982 = -765
-765 ÷ 982 = -0.7790224032586558
-0.7790224032586558 x 100 = -77.9%