# How to Use a Financial Calculator – Do you know?

#### The calculator is a widely used tool in the business world and it is essential to know how to use it properly. You will understand that for an accountant before using a paper, a calculator is main tool. In this article, we will describe the basic operation of a standard financial calculator that allows calculating and updating.

For operations which we will detail further. To work properly it is essential that your calculator is in normal mode. In your calculations, you must remember that the rate returned by the financial calculator is still the nominal rate and that is a percentage.

1. Adjust the number of decimal places
A first operation that many people want to do with the the financial calculator is to adjust the number of decimal places on the display board. ToÂ  achieve this, it is only necessary to press the SET UP button, press twice onÂ  [0] and then enter the number of decimal places as desired after the comma. This is done!

2. Empty the calculator’s memory
In many situations, you will have to compulsorily clear the memory of your financial calculator before calculating another. When talking to empty the memory, one speaks of the variables that you may have entered before in previous calculations. To clear the memory of your financial calculator, you will press out first ON / C, then the STO key, then M + and finally ENT.Â  The memory of your calculator is cleared.

3. Sign change
Although you probably know the key, the +/- button is used to reverse the sign of the number being displayed on the calculator. You will therefore, in numbers of situations, whether your operation is a fund or paid entries.

4. Analysis touch by touch
Moving on to the analysis of each major key of financial calculator individually:
The key PV represents the present value, then the current value of your calculation
The key FV instead represents the final value or the final value or accumulated in your calculation.
PMT key represents the periodic payments.
The key N is the number of payment or the number of time depending on the type of calculation.
The 1 / Y allow you to adjust the nominal rate used
The C / Y allow you to adjust the number of compounding periods per year.
The BGN button will allow you to tell the calculator that payments are made early in the period. Remember to remove the BGN after the calculation since it can vary the result.

The COMP key is the key that will use the input variables above to calculate the result.
The EFF and APR keys are keys to calculate the effective rate and the nominal rate respectively.
STO key used previously will store a memory value in the financial calculator.
The RCL button will display a value stored in memory on the screen. It is very useful if you do not remember the values you entered or you want to make sure there are no errors in values.
TDMA is the key that will allow you to calculate depreciation and interest for a payment. It calculates thereby the balance of this depreciation.

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