Representing Inequalities on a Number Line — Interactive Lesson (Ages 14–16)

Still mixing up open and closed circles when drawing an inequality? This substantial 27-slide interactive lesson gives pupils extensive, self-marking practice representing inequalities correctly on a number line.

Mastering Number Line Inequalities in GCSE Maths

Pupils practise representing inequalities on a number line, including the correct use of open and closed circles, building the fluency within the GCSE Maths curriculum’s algebra strand. Getting the circle convention genuinely secure is a small but exam-critical detail, and the substantial slide count gives pupils the extensive, varied practice needed to apply it correctly every time.

What’s Included

• 27-slide interactive lesson on number line inequalities
• Practice with open and closed circle notation
• Self-marking activities with instant feedback
• Extensive practice given the substantial slide count

Key Benefits for Students

• Builds genuine confidence with open and closed circle notation
• Instant feedback confirms correct representation straight away
• Extensive practice across a substantial number of slides
• Reduces a small but genuinely exam-critical source of lost marks

Why Teachers Love It

• No prep — ready to use on any interactive whiteboard
• Self-marking format supports independent practice
• Substantial enough to carry a full lesson on this topic
• A dependable resource for a genuinely exam-relevant detail
• A quick, useful refresher whenever this notation needs revisiting

Love this? You’ll love…

• Calculating Averages from a List — Interactive Lesson (Ages 14–16)
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A strong addition to any GCSE algebra topic, whether taught as the main lesson or used for focused revision closer to an exam covering inequalities and their notation more broadly. Getting this convention genuinely secure here also makes marking a pupil’s own working far more straightforward for everyone genuinely involved in the whole marking process.

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FAQ

What year groups is this for? GCSE (Years 10–11, ages 14–16).

Does it cover solving inequalities as well as representing them? This lesson focuses specifically on representing inequalities on a number line.

Is it self-marking? Yes, instant feedback throughout.