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UK Mortgage Calculator and Amortistion Formula

Use the form below to calculate your mortgage repayments:

£100,000 £1,000,000
1 year36 years
1%5%
Your monthly repayments will be at
Total you will Pay:
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The repayments are calculated using the following formula:

P = rC / (1 – (1 +r)-n)

where:
P = repayment amount
r = interest rate per period
C = Current loan amount
n = number or repayments per year

The interest rate per period is calculated from the APR using this formula:
This is the formula:

r = (1 + i)1/n – 1

where:
i = annual interest eg: 8% is 0.08

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