How to subtract fractions involving negative numbers, Mathematics

Q. How to Subtract fractions involving negative numbers?

Ans.

This is the same as adding them, but just remember the rule that two negatives on the same fraction cancel out and become positive.

For example:

$2264_How to Subtract fractions involving negative numbers.gif$

If there are two negatives on the same fraction, cancel them out:

$2147_How to Subtract fractions involving negative numbers1.gif$

Then go ahead and add the fractions:

$2117_How to Subtract fractions involving negative numbers2.gif$

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