-24.83% is the change from 294 to 221
Calculation steps:
[( 221 - 294 ) ÷ 294] x 100 = -24.83%
Formula
Percentage change = [(221 - 294) / 294] x 100
Subtract the new number by the original number
221 - 294 = -73
-73 ÷ 294 = -0.24829931972789115
-0.24829931972789115 x 100 = -24.83%