-49.89% is the change from 441 to 221
Calculation steps:
[( 221 - 441 ) ÷ 441] x 100 = -49.89%
Formula
Percentage change = [(221 - 441) / 441] x 100
Subtract the new number by the original number
221 - 441 = -220
-220 ÷ 441 = -0.4988662131519274
-0.4988662131519274 x 100 = -49.89%