Law Awards

Simple Interest Calculator

Use the boxes below to enter the details of the calculation and click Calculate to see result. When entering the month, use its number rather than its name.

 

Day

Month

Year

From (inclusive)

To (inclusive)

Initial amount ()

Interest Rate

%

per
 
 

Result

From (inclusive)

To (inclusive)

Day(s) or

Week(s) and

day(s)

Total interest (%)

 (rounded to 2 decimal places)

Amount due to interest ()

 (calculated on unrounded total interest)

Final amount ()

Hints & Tips

  • The calculator requires a JavaScript capable Web Browser such as Netscape Navigator 3.0 and later, or Internet Explorer 3.02 and later.
  • Enter days, months and years as numbers.
  • Only dates from the year 1900 to 2100 will be accepted.
  • Leap years are counted as 366 days, non-leap years are 365 days.
  • The average daily rate shown is based on a 365 day year.

Corrections and suggestions?

If you spot a problem or have a suggestion for how this calculator can be improved, please let us know at editor@hardwicke.co.uk.

Please be aware...

The Hardwicke Building online calculators are provided for you to use free of charge, and on an "AS IS" basis, without any technical support or warranty of any kind from Hardwicke Building including, without limitation, a warranty of merchantability, fitness for a particular purpose and non-infringement.

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