Calculating a 30.00% APR on a Balance of $1.00

If you have a 30.00% APR (Annual Percentage Rate) on a balance of $1.00 then you will be spending $0.00 per day, $0.02 per month, and $0.30 per year on interest.

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APR (%) 
Days in Month 
Days in Year 
Interest Per Day$
Interest Per Month$
Interest Per Year$