How do I go about adding, subtracting, multiplying and dividing fractions?

The key thing to remember with fractions, is that adding and subtracting them require a COMMON DENOMINATOR. We achieve this by multiplying both the top and bottom of fractions by a number that allows us to achieve a common denominator.

Multiplying two fractions together is super simple. we just multiply the top lines and then multiple the bottom lines to give us the answer.

When we see a fraction being divided by another fraction, don't be thrown off! It's super easy - all we have to do is turn that divide sign into a multiplication one and flip the second fraction. From this point, we can go about solving the problem in exactly the same way we would when multiplying two fractions together.

Answered by Sam R. Maths tutor

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