# How do you change -1/2 into a decimal?

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Daniel L.
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Oct 31, 2015

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See explanation

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A decimal is another way to write a fraction whose denominator is a power of

In this case to get a deniminator of

However this method does not always work. A method that works for every fraction is to calculete the long division of numerator and denominator to see if the decimal is finite. For example:

2:3=0.666...

0

20

18

=20

18

```
20
....
```

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Sally
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Oct 31, 2015

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You can do this through division;

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