BUSINESS MATHEMATICS & STATISTICS

LECTURE 8 Compound Interest Calculate returns from investments Annuities Excel Functions

Excel Worksheet Functions Database Date and Time External Engineering Financial Information Logical Lookup and Reference Math and Trigonometry Statistical Text and data

Financial Functions ACCRINT Returns the accrued interest for a security that pays periodic interest ACCRINTM Returns the accrued interest for a security that pays interest at maturity AMORDEGRC Returns the depreciation for each accounting period by using a depreciation coefficient AMORLINC Returns the depreciation for each accounting period

Continued COUPDAYBS Returns the number of days from the beginning of the coupon period to the settlement date COUPDAYS Returns the number of days in the coupon period that contains the settlement date COUPDAYSC Returns the number of days from the settlement date to the next coupon date COUPNCD Returns the next coupon date after the settlement date

Continued COUPNUM Return the number of coupons payable between the settlement date and maturity date COUPPCD Returns the previous coupon date before the settlement date CUMIPMT Returns the cumulative interest paid between two periods CUMPRINC Returns the cumulative principal paid on a loan between two periods

Continued DB Returns the depreciation of an asset for a specified period using the fixed-declining balance method DDB Returns the depreciation of an asset for a specified period using the double-declining balance method or some other method you specify DISC Returns the discount rate for a security DOLLARDE Converts a dollar price, expresed as a fraction, into a dollar price, expressed as a decimal number

Continued DOLLARFR Converts a dollar price, expressed as a decimal number, into a dollar price, expressed as a fraction DRUATION Returns the annual duration of a security with periodic interest paysments EFFECT Returns the effective annual interest rate FV Returns the future value of an investement

Continued FVSCHEDULE Returns the future value of an initial principal after applying a series of compound interest rates INTRATE Returns the interest rate for a fully invested security IPMT Returns the interest payment for an investment for a given period IRR Returns the internal rate of return for a series of cash flows

CUMIPMT Returns the cumulative interest paid between two periods CUMIPMT(rate,nper,pv,start_period,end_period,type) Rate interest rate. Nper total number of payment periods Pv present value. Start_period first period in the calculation End_period last period in the calculation Type timing of the payment

EXAMPLE Data Description 9% Annual interest rate 30 Years of the loan 125,000 Present value (A2/12,A3*12,A4,13,24,0)Total interest paid in the second year of payments, periods 13 through 24 ( ) (A2/12,A3*12,A4,1,1,0)Interest paid in a single payment in the first month ( )

CUMPRINC Returns the cumulative principal paid on a loan between two periods CUMPRINC(rate,nper,pv,start_period,end_period,type) Rate interest rate. Nper total number of payment periods. Pv present value Start_period period in the calculation. Payment End_period last period in the calculation Type timing of the payment

EXAMPLE Data Description 9.00% Interest rate per annum 30 Term in years 125,000 Present value =CUMPRINC(A2/12,A3*12,A4,13,24,0)The total principal paid in the second year of payments, periods 13 through 24 ( =CUMPRINC(A2/12,A3*12,A4,1,1,0)The principal paid in a single payment in the first month ( )

EFFECT Returns the effective annual interest rate EFFECT(nominal_rate,npery) Nominal_rate nominal interest rate Npery number of compounding periods per year

EXAMPLE 5.25% Nominal interest rate 4 Number of compounding periods per year =EFFECT(A2,A3) Effective interest rate with the terms above ( or percent)

FV Returns the future value of an investment FV(rate,nper,pmt,pv,type) Rate interest rate per period Nper total number of payment periods Pmt payment made each period. Pv present value, or the lump-sum amount Type number 0 or 1 due

Data Description EXAMPLE 1 6%Annual interest rate 10Number of payments -200Amount of the payment -500Present value 1Payment is due at the beginning of the period = FV(A2/12, A3, A4, A5, A6) Future value of an investment with the above terms ( ) FV(rate,nper,pmt,pv,type)

EXAMPLE 2 12% Annual interest rate 12 Number of payments Amount of the payment =FV(A2/12, A3, A4) Future value of an investment with the above terms (12,682.50) FV(rate,nper,pmt,pv,type)

EXAMPLE 3 6% Annual interest rate 10 Number of payments -200 Amount of the payment -500 Present value 1Payment is due at the beginning of the period =FV(A2/12, A3, A4) Future value of an investment with the above terms (12,682.50) FV(rate,nper,pmt,pv,type)

FVSCHEDULE Returns the future value of an initial principal after applying a series of compound interest rates FVSCHEDULE(principal,schedule) Principal present value Schedule an array of interest rates to apply

FVSCHEDULE FVSCHEDULE(principal,schedule) Example =FVSCHEDULE(1,{0.09,0.11,0.1}) Future value of 1 with compound interest rates of 0.09,0.11,0.1 ( )

IPMT Returns the interest payment for an investment for a given period IPMT(rate,per,nper,pv,fv,type) Rate interest rate per period Per period to find the interest Nper total number of payment periods Pv present value, or the lump-sum amount Fv future value, or a cash balance Type number 0 or 1

ISPMT Calculates the interest paid during a specific period of an investment ISPMT(rate,per,nper,pv) Rate interest rate Per period Nper total number of payment periods Pv present value. For a loan, pv is the loan amount

NOMINAL Returns the annual nominal interest rate NOMINAL(effect_rate,npery) Effect_rate effective interest rate Npery number of compounding periods per year

NPER Returns the number of periods for an investment NPER(rate, pmt, pv, fv, type) Rate is the interest rate per period. Pmt payment made each period Pv present value, or the lump-sum amount Fv future value, or a cash balance Type number 0 or 1 (due)

NPV Returns the net present value of an investment based on a series of periodic cash flows and a discount rate PV(rate,nper,pmt,fv,type) Rate interest rate per period Nper is the total number of payment periods Pmt payment made each period Fv future value, or a cash balance Type number 0 or 1 (due)

PMT Returns the periodic payment for an annuity PMT(rate,nper,pv,fv,type) Rate interest rate Nper total number of payments Pv present value Fv future value Type number 0 (zero) or 1

PPMT Returns the payment on the principal for an investment for a given period PPMT(rate,per,nper,pv,fv,type) Rate interest rate per period. Per period and must be in the range 1 to nper Nper total number of payment periods Pv is the present value Fv future value (0) Type is the number 0 or 1 (due)

PV Returns the present value of an investment PV(rate,nper,pmt,fv,type) Rate interest rate per period Nper total number of payment periods in an annuity Pmt payment made each period and cannot change over the life of the annuity Fv future value, or a cash balance Type number 0 or 1 and indicates when payments are due

RATE Returns the interest rate per period of an annuity RATE(nper,pmt,pv,fv,type,guess) Nper total number of payment periods Pmt payment made each period Pv present value Fv future value, or a cash balance (0) Type number 0 or 1 (due) Guess (10%)

BUSINESS MATHEMATICS & STATISTICS