-68.38% is the change from 699 to 221
Calculation steps:
[( 221 - 699 ) ÷ 699] x 100 = -68.38%
Formula
Percentage change = [(221 - 699) / 699] x 100
Subtract the new number by the original number
221 - 699 = -478
-478 ÷ 699 = -0.6838340486409156
-0.6838340486409156 x 100 = -68.38%