Example: A Home Mortgage. <RX￿GHFLGH￿WKDW￿WKH￿PD[LPXP￿PRQWKO\￿ PRUWJDJH￿SD\PHQW￿\RX￿FDQ￿DIIRUG￿LV￿￿￿￿￿￿￿￿￿￿<RX￿FDQ￿PDNH￿D￿￿￿￿￿￿￿￿￿

GRZQ￿SD\PHQW￿￿DQG￿DQQXDO￿LQWHUHVW￿UDWHV￿DUH￿FXUUHQWO\￿￿￿￿￿￿￿,I￿\RX￿REWDLQ￿ D￿￿￿￿\HDU￿PRUWJDJH￿￿ZKDW￿LV￿WKH￿PD[LPXP￿SXUFKDVH￿SULFH￿\RX￿FDQ￿DIIRUG"

PV = ?I/YR = 7.5% N = 30 × 12 P/YR = 12

. . .

1

2

3

4

356

357

358

359

360

PMT = -930.00End Mode6HW￿WR￿(QG￿PRGH￿￿3UHVV￿*O￿LI￿BEGIN￿DQQXQFLDWRU￿LV￿GLVSOD\HG￿

Keys:

Display:

Description:

￿￿*b

12.00

6HWV￿SHULRGV￿SHU￿\HDU￿

￿￿*U

360.00

6WRUHV￿WKH￿OHQJWK￿RI￿WKH￿

 

 

PRUWJDJH￿￿￿￿￿ï￿￿￿￿￿

￿/

0.00

3D\V￿PRUWJDJH￿RII￿LQ￿

 

 

￿￿￿\HDUV￿
￿￿￿.7.50￿￿￿(2 –930.00
6WRUHV￿LQWHUHVW￿UDWH￿

6WRUHV￿GHVLUHG￿SD\￿ PHQW￿￿PRQH\￿SDLG￿RXW￿ LV￿QHJDWLYH￿￿

￿

133,006.39

&DOFXODWHV￿WKH￿ORDQ￿\RX￿

 

 

FDQ￿DIIRUG￿ZLWK￿D￿￿￿￿￿￿

 

 

SD\PHQW￿

￿￿￿￿￿￿￿

145,006.39$GGV￿￿￿￿￿￿￿￿￿GRZQ￿

 

 

SD\PHQW￿IRU￿WKH￿WRWDO￿

 

 

SXUFKDVH￿SULFH￿

5: Time Value of Money Calculations 57