Maths: adding and subtracting fractions

Thursday 01 May 2025

We are coming to the end of our fractions topic in Year 4. I’ve been so impressed with your children’s maths this unit – they’ve wowed me!

This week, we’ve been looking at adding and subtracting fractions with the same denominator.

When the denominators are the same, to add the fractions we must add the numerator.

When the denominators are the same, to subtract the fractions we must subtract the numerator.

We’d previously learnt about converting between improper fractions (fractions where the numerator is greater than the denominator) and mixed numbers (a whole number with a proper fraction). Your children deepened this knowledge by applying it into their addition and subtractions.

 

Help at home: ask your children to complete these addition and subtractions:

Moortown Primary School, Leeds
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