Consumer math: pricing games, part0: coffee
Self-tutoring about shelf prices of coffee: the tutor mentions some ideas. The following is by my …
consumer math
Consumer math: a discount problem
Tutoring math, consumer situations come up. The tutor mentions a common type. Let’s imagine an item …
Grocery shopping: calculation methods
Self-tutoring about ways to estimate a grocery bill: the tutor mentions some thoughts. When I get …
Math: discount then tax
Tutoring math, everyday problems need easy methods when possible. The tutor mentions one. Let’s imagine a …
Math: ounces to pounds and ounces
The tutor shows a conversion from early Math 10 Pre-Calc. Herein, I use the abbreviations oz …
Financial math: can time be negative?
The tutor answers a question that brought someone to his site. These days, Oracle Tutoring gets …
Solar energy: price per Watt
The tutor continues from his last post about the value of solar energy dollars. In my …
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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