Excel for Finance Loan Calculator Data Table Amortization Table
Financial Functions Many financial functions – Functions for Calculating Depreciation • Straight line • Declining balance depreciation • Double declining balance • Sum of the year’s digits
Other Financial Functions Present value Future value Internal rate of return Payments
Functions we will use in this Chapter PMT (to calculate monthly payments) PV (to calculate the present value of a loan — a lump sum to pay it off early and avoid the interest that would accrue in the remaining years)
Three Parts of the Worksheet $ Loan Calculator on a Disk $ Data Table to Show Payments at Various Interest Rates $ Amortization Table to Show Pay off Amounts Throughout the Life of the Loan
Information Needed for the Loan Calculator Date of the Loan Item to be Purchased Price Down Payment Interest Rate Years of Loan
Loan Information that Excel will Calculate for us Loan amount (after down payment is deducted from price) Monthly payment Total interest paid over the life of the loan Total cost of the loan
The Data Table Takes initial information from the loan calculator Lists monthly payments, total interest, and total cost for several interest rates at once for comparison purposes
Amortization Table Allows you to show the payoff amount, total interest paid, and total paid for any length of loan. We will build an amortization table for the life of the loan.
Terminology Used in the Amortization Table Beginning Balance Ending Balance Paid on Principal Interest Paid (Definitions on following slides)
Beginning Balance At the beginning of a loan, it is the amount of money borrowed. For a loan that is being paid back over several years, it will become the amount owed at the beginning of a period; for example, each year.
Ending Balance This is the amount you still owe at the end of a period, such as a year.
Paid on Principal This is the amount of your monthly payments that actually went to reduce the principal of the loan. It is a part of the amount you paid each period toward the mortgage.
Interest Paid This is the amount of money that went to the lender for lending you the money for the house. It is a part of the amount you paid each period toward the mortgage.
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