-77.59% is the change from 986 to 221
Calculation steps:
[( 221 - 986 ) ÷ 986] x 100 = -77.59%
Formula
Percentage change = [(221 - 986) / 986] x 100
Subtract the new number by the original number
221 - 986 = -765
-765 ÷ 986 = -0.7758620689655172
-0.7758620689655172 x 100 = -77.59%