When adding or subtracting fractions, you need to look at the denominator. If the denominator is the same, then you can just add or subtract the numerator. If the denominator is different, then you ...
Divide both the numerator and denominator by their HCF. The fraction has now been simplified. Knowing multiplication and division facts may make simplifying fractions easier. The HCF of 4 and 10 is 2.
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