Canadian Mortgages

In Canada, interest is compounded semi-annually with payments made monthly. This results in a different monthly mortgage factor than is used in the United States and preprogrammed into the HP-12C. This difference can be easily handled by the addition of a few keystrokes. For any

problem requiring an input for , the Canadian mortgage factor is

calculated first and then this value is entered in for

in the calculation to

give the answer for Canada. The keystrokes to calculate the Canadian Mortgage factor are:

1.Press CLEAR .

2.Key in 6 and press .

3.Key in 200 and press .

4.Key in the annual interest rate as a percentage and press .

5.Press .

The Canadian mortgage factor is now stored in for future use. The

examples below show how this factor is used for in Canadian mortgage problems.

Periodic Payment Amount

Example 1: What is the monthly payment required to fully amortize a 30- year, $30,000 Canadian mortgage if the interest rate is 9%?

Keystrokes Display

CLEAR

 

 

 

0.74

Canadian mortgage factor

6

200

 

 

 

9

 

 

 

 

30

 

 

360.00

Total monthly periods in mortgage life

 

 

 

 

30000

0

-237.85

Monthly payment

 

 

 

136

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Image 137
HP 12C manual Canadian Mortgages, Periodic Payment Amount, 136