Tutoring financial math, spreadsheets might be used. The tutor shows how to find the monthly payment on a loan using Excel. In yesterday’s post I tell how to find the amount against the principal that a certain payment removes, using …

Spreadsheets: Excel: finding the monthly loan payment Read more »

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Tutoring math, definitions are needed. The tutor shares the definition of amortization. Amortization schedules and amortization functions are commonly encountered in financial math. What does amortization mean? amortization: the separation of a loan payment into two amounts: the payment against …

Financial math: what does amortization mean? Read more »

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Tutoring financial math, you might often use the HP-10B. The tutor shows how easily it can apply a discount then add tax to get the final price. Example: Imagine a handbag is regular price $85 but is discounted by 20%. …

Calculator usage: finding final price after discount and tax with the HP-10B Read more »

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The tutor works a word problem to find time until market share equalization. Imagine a relatively new device, of which there are two competing versions, A and B. (We assume that no-one owns both.) The potential market is 100 million, …

Business math: a word problem about market share. Read more »

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