Equivalent fractions come up a many in KS2 maths and also some main school parents deserve to be a small unsure as to what they are and also how to discover them. This blog post aims to make points a tiny clearer.

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What are indistinguishable fractions?

Equivalent fractions space two or much more fractions that room all equal. A portion is a part of a whole: the denominator (bottom number) to represent how plenty of equal components the totality is break-up into; the molecule (top number) to represent the quantity of those parts.

Confused around fractions? You’re no alone

If the ide of equivalent fractions already sounds a little confusing and you’re no yet clear on what the distinction is in between whole numbers, platform of a portion and various numerators you may want to loop ago to our fountain for youngsters article

This breaks under the an initial fraction actions that an essential Stage 1 and crucial Stage 2 kids must take it at school, along with clear instances of exactly how to uncover the value of a portion using concrete resources, pictorial representations and number lines; the difference between unit fractions and also non unit fractions; every the method up to proper and also improper fractions.

It’s been created as a overview for children and parents to work-related through with each other in clean digestible chunks.



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How to work out identical fractions

To calculate tantamount fractions, both the numerator and denominator should be multiply by the exact same number. Because that example, to uncover fractions tantamount to 3/5:

3/5 x 2/2 = 6/10 (x 2/2 way multiplying both the numerator and also denominator by 2. Any fraction where the numerator and also denominator are the very same is equal to 1. Multiplying anything through 1 doesn’t change the original number, for this reason we know the fraction will be equivalent)

3/5 x 3/3 = 9/15

3/5 x 4/4 = 12/20

So, 3/5 = 6/10 = 9/15 = 12/20.

Another method to discover equivalent fountain is to division both the numerator and the denominator that the fraction by the exact same number – this is called simplifying fractions, because both the numerator and denominator digits will get smaller.

For example, to leveling 9/12, find a number the both the numerator and denominator have the right to be divided by (also recognized as a ‘common factor’), such as 3.

9/12 ÷ 3/3 = 3/4, therefore 9/12 and also 3/4 are indistinguishable fractions, with 3/4 gift the fraction in its easiest form.

When will my son learn around equivalent fountain in main school?

Equivalent fountain KS2

The principle of indistinguishable fractions isn’t presented until Year 3, where kids recognise and show, utilizing diagrams, indistinguishable fractions with small denominators.

In Year 4, they will certainly recognise and also show, using diagrams, families of usual equivalent fractions. The national Curriculum’s non-statutory guidance additionally advises that pupils usage factors and also multiples come recognise equivalent fractions and also simplify where suitable (for example, 6/9 = 2/3 or ¼ = 2/8).

In Year 5, pupils room taught come identify, name and write tantamount fractions of a provided fraction, stood for visually, consisting of tenths and hundredths. In Year 6, they will add and also subtract fractions with different denominators and also mixed numbers, making use of the ide of tantamount fractions. Non-statutory guidance because that Year 6 suggests that common components can be related to finding tantamount fractions and also that kids practise calculations with simple fractions… consisting of listing equivalent fractions to recognize fractions with usual denominators.

How do tantamount fractions relate come other locations of maths?

Children will have to understand tantamount fractions to be able to convert in between fractions, decimals and also percentages. Knowledge of times tables, the lowest typical multiple and highest typical factor are likewise important for identical fractions

Wondering around how to describe other crucial maths vocabulary to her children? check out our primary Maths Dictionary, or shot these other terms related to tantamount fractions:

Equivalent fountain worksheet questions

1. Write the lacking values: 3/4 = 9/? = ?/24

(Answer: 12, 18)

2. One the 2 fractions that have the same value:

2/10

1/3

½

5/10

¼

(Answer: ½ and 5/10)

3. Mite two shapes that have actually ¾ shaded.


(Answer: peak left (6/8) and bottom appropriate (12/16) as both = 3/4)

4. The shade ¼ the this shape.

See more: Do You Need To Wax A New Snowboard ? Do You Need To Wax A New Snowboard


(Answer: correctly – it would certainly be 2/6 (imagine the center square break-up into halves too) which = 1/3)

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