In this short article we will certainly be explaining what a unit portion is, what they mean, and providing you v some concerns you can use to test her KS2 child’s an abilities when it pertains to unit fractions.

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What is a unit fraction?

A unit portion is any portion with 1 together its molecule (top number), and a entirety number for the denominator (bottom number).

Examples that unit fountain include:


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When will certainly my kid learn about unit fractions?

Although the ax of ‘unit fraction’ is not yet introduced, Year 1 pupils should:

recognise, find and also name a half as among two equal parts of one object, shape or quantity;recognise, find and name a quarter as one of four equal components of an object, shape or quantity.
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In Year 2, pupils usage fractions together ‘fractions of’ discrete (whole numbers) and consistent (any numerical worth e.g. 3.6) quantities by solving problems using shapes, objects and quantities.

They affix unit fractions to:

equal sharing and also grouping;to numbers as soon as they have the right to be calculated;and to measures, finding fractions of lengths, quantities, to adjust of objects or shapes.

They also meet 3/4 as the very first example the a non-unit fraction.

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One that the unit fraction lessons for Year 2 on Third an are Learning’s virtual intervention.

Year 3 college student should:

recognise, find and also write fractions of a discrete collection of objects: unit fractions and also non-unit fountain with little denominators;recognise and use fractions together numbers: unit fractions and also non-unit fractions with tiny denominators;compare and order unit fractions, and also fractions with the exact same denominators;begin to know unit and also non-unit fractions together numbers top top the number line, and deduce relations in between them, such together size and also equivalence;understand the relation in between unit fractions as operators (fractions of), and department by integers;continue to recognise fountain in the context of parts of a whole, numbers, measurements, a shape, and unit fractions as a division of a quantity.
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Unit fractions room then not discussed in the curriculum until Year 6, where pupils use their expertise of the relationship in between unit fractions and department to work backwards by multiply a amount that to represent a unit fraction to discover the totality quantity (for example, if 1/4 of a size is 36cm, climate the totality length is 36 × 4 = 144cm).

Wondering around how to explain other key maths vocabulary to your children? examine out our main Maths Dictionary, or shot these other terms pertained to unit fractions:

Unit portion practice inquiries for major school children

1) create these number in order, beginning with the smallest: 1/2, 1/4, 1/8, 1/5

2) circle the best unit fraction: 1/6, 1/4, 1/3, 1/5

3) shade in 1/5 of this form (you deserve to recreate this on a piece of paper):


4) calculate 1/7 the 21.

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Ellie Williams
Third an are Learning
Content Team
With a love for all things KS2 maths, Ellie is a component of the content team that helps all of the Third space Learning blogs and resources reach teachers!