Adding and Subtracting Fractions with the Same Denominator

Year 4 MathsFractions and Decimals3 pages

About this worksheet

A lesson wrap-up on adding and subtracting fractions with the same denominator for Year 4 maths. After a boxed reminder of the rule, pupils answer quick checks like 3/8 + 2/8, explain the method to a newly landed alien, write their own puzzle and rate their confidence. Model answers and acceptance criteria are included. Ties to the England National Curriculum same-denominator objective.

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Curriculum objectives covered

Number - fractions (including decimals)

Add and subtract fractions with the same denominator

The quick checks test the skill and the explanation tasks test the understanding.

What's inside this worksheet

Lesson Reminder

A short box restating how same-denominator fractions add and subtract.

Part 1: Quick Check

Calculations such as 3/8 + 2/8 and 7/10 - 4/10.

Part 2: My Maths Brain

Pupils explain 2/5 + 1/5 to an alien, invent their own puzzle and mark their confidence on a scale.

How teachers use it

Plenary

Close the lesson with Part 1 and the alien explanation.

Assessment check

The confidence scale plus quick checks give a fast read on the class.

Reflection homework

Part 2 works well as a short written homework.

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