-97.74% is the change from 221 to 5
Calculation steps:
[( 5 - 221 ) ÷ 221] x 100 = -97.74%
Formula
Percentage change = [(5 - 221) / 221] x 100
Subtract the new number by the original number
5 - 221 = -216
-216 ÷ 221 = -0.9773755656108597
-0.9773755656108597 x 100 = -97.74%