# 1.2 Fractions or decimals?

In Activity 1 you set up your calculator to use Math mode. In this mode, when the result of a calculation is not a whole number, it will be displayed as a fraction, such as , wherever possible.

To obtain the answer in decimal form, you need to press instead of , or you can toggle between the fractional and decimal outputs using the key.

Remember, your calculator is in Math mode if the word Math is shown at the top of the calculator display. If your calculator is not in Math mode, repeat the steps of Activity 1.

## Activity 3 Fractions and decimals

Use your calculator to find in both fractional and decimal forms.

### Answer

In Math mode, calculating gives the result .

Converting this to a decimal using gives 0.1814671815.

OpenLearn - Using a scientific calculator
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