Percentage Change from 420 to 441

Change =  
Amount of Change/Number

Change =  
21/420

Change = 0.05
0.05 Converted to a Percent: 0.05 = 5%
Percentage Change from 420 to 441 (420 + 21) = 5%
Note: Percentage Change of 5% = Percentage Increase of 5%

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