Math: calculating mortgage payment on the Windows desktop calculator
The tutor points out a very convenient utility. I haven’t upgraded to Windows 10, so am …
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Tag: financial math
Accounting and Business: Depreciation: Sum-of-years’-digits method
The tutor shares a really neat find from the world of accounting. Although I’m an academic, …
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Spreadsheets: Excel circular reference: recursive deduction calculation
The tutor shows how to use a spreadsheet (Excel) to compute a recursive deduction rate using …
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Math: Deduction rates: a recursive example
Sometimes, deduction rates can be tricky. The tutor offers an example of a “circular argument.” Let’s …
Spreadsheets: using names in formulas
The tutor shows an example of naming items in a spreadsheet for use in a formula. …
Financial math: can time be negative?
The tutor answers a question that brought someone to his site. These days, Oracle Tutoring gets …
Financial math: ordinary annuity versus annuity due
The tutor continues exploring annuities. In my previous post I introduced the idea of an …
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Financial math: annuities, part I
Financial math awaits many students. The tutor introduces annuities. From the point of view of a …
Financial math: interest rate conversions on the HP-10B
A lifetime ago, the tutor studied financial planning. That’s when he got acquainted with the HP-10B. …
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Equivalent annual rate, continued: finding it on the TI BA-35
Tutoring high school math, you don’t always see financial calculators; more often, you might see the …
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