Understanding Compound Interest
By
John MussiWith all of the
financial terms in the world, it seems that few are more
confusing than compound interest. Perhaps it is the name
that leads people to misunderstand exactly how it is
that compound interest works, or maybe it's the formula
that is used to compute it.
Compound interest doesn't have to be
confusing, however; the information below should answer
most if not all of your questions concerning compound
interest and how it can affect you.
What Compound Interest Is
Compound interest is simply interest
that is collected both on the principal (the original
amount) and the interest that has already been applied
to the principal. This means that each time interest is
applied to the amount (also known as being compounded),
the amount of interest compounded will be added to the
principal for the next time that the interest is
compounded.
To put it more simply… compound
interest means that every time interest is applied, it
is applied based upon the entire amount instead of just
the principal.
What Compound Interest Does
Since compound interest is applied to
all of the money held within the account being
compounded, this means that as time goes by more money
will accumulate within the account because each increase
will subsequently increase the amount being paid. This
is most often the case in savings accounts and
interest-bearing chequeing accounts, as well as with the
interest due on many loans.
How Compound Interest is Calculated
The formula for calculating compound
interest is written as A = P(1 + r) n, with A being the
amount of money accumulated after the interest is
compounded, P being the principal amount of deposit, r
being the annual rate of interest, and n being the
number of years over which interest is collected. If the
interest is being compounded more regularly than once
per year, the r is divided by the number of times that
the interest is being compounded (for monthly interest,
this would be 12 times, and for daily interest it would
be 365 times.) As an example, imagine P being 100, on 5
percent interest (compounded monthly), over a period of
5 years. This would look like A = 100(1 + 5/12) 5 , or
100 x (1 + 5/12), with the portion in brackets
multiplied by itself 5 times.
How Compound Interest Works for You
Since compound interest pays
additional interest money based upon the interest that
has already been paid, this means that as time goes by
you will be making a significant amount of money simply
from having your principal deposit in your savings or
other bank account. You should be sure to keep in mind
that many banks and other lenders use compound interest
on their loans as well, so that the longer that you take
to repay the loan then the more you will have to repay.
This can be an incentive to repay debts during a grace
period, or at least to do your best to pay off the debt
as early as possible so that you can save as much money
as you can.
Finding the Best Compound Interest
Rates
In order to find the best compound
interest loan rates, it's important to take the time to
shop around and explore your various options concerning
the type of account or loan you're looking for. Request
rate quotes and compare them to each other to ensure
that you get not only a rate that you're satisfied with
but also the best rate that you can get.
John Mussi is the founder of Direct
Online Loans who help homeowners find the best available
loans via the
http://www.directonlineloans.co.uk website.
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