-25% is the change from 440 to 330
Calculation steps:
[( 330 - 440 ) ÷ 440] x 100 = -25%
Formula
Percentage change = [(330 - 440) / 440] x 100
Subtract the new number by the original number
330 - 440 = -110
-110 ÷ 440 = -0.25
-0.25 x 100 = -25%
Example