Thread: help with working out daily intrest

That depends on what rate you're claiming.

An easy way to do it out if you're using a spreadsheet from here, note the total, close the sheet, then set your computer clock 1 day forward, open the sheet again and check the total, subtract the first from the second, close the sheet without saving, set the clock back to the correct date.

Or, don't fiddle with the clock, just take the second reading tomorrow !

Easy