房屋贷款算法,计算器BA II PLUS

我要...

Assume: House value 300,000
: p! B% c9 c- M7 g        10% down payment
! K' s. U" d, J5 ?7 P7 F  N7 r        25 years mortgage (25 * 12 = 300 months)
  L6 h# }1 M/ C        rate 5.24
. J# [0 V. j( J
1.effective rate 0.43197466
  in Canada it is common to have mortgages that have interest compounded semi-annually(5.24/2), with payments made monthly.
# C) Y! m/ l$ \6 v' M- v   1 pv, 0 pmt, 1.0262 FV, 6 N ----- CPT I/Y = 0.43197466
$ @& m4 ?% v! r6 ]" w7 k. w& ?2.Adjusted mortgage balance
  300,000 * 10% = 30,000 downpayment
# o/ T( N  R6 B* e6 M  300,000-30,000 = 270,000 mortgage requried
6 ~; L8 r8 D$ o. U1 [7 \* u& ?# c  270,000/300,000 = 90% ---- 2% premium % of loan amount (CMHC)
6 ]/ k2 k4 r1 v  270,000 * 2% = 5,400
' y8 `; _+ w$ O9 ^  adjusted mortgage balance: 270,000 + 5,400 = 275,400
3. PV 275,400, N 300, 0.43197466 I/Y, 0 FV, CPT PMT = $1637.20 monthly payment
4. TOTAL INTEREST PAID IN 25 YEAR ABOUT $216,157.48