Opening Maths Unlocked
Preparing the next page…
Opening Maths Unlocked
Preparing the next page…
GCSE MATHS REVISION
Effective GCSE Maths revision is about more than reading notes or watching someone else solve questions. You need to practise the mathematics yourself, identify what you do not understand and revisit skills until you can use them confidently.
Whether you are studying Foundation or Higher, the same principles apply: start with your weaker areas, practise independently, review mistakes and gradually move towards mixed and exam-style questions.
This guide explains how to make your revision time more productive.
Updated 3 October 2026
Start by working out which mathematical skills need the most attention. You might understand a topic but make occasional mistakes, have forgotten the method or not yet understand it at all.
Use recent assessments, teacher feedback or a curriculum checklist to identify specific areas that need work.
Prioritise skills that you partly understand but cannot yet answer reliably, while making time to learn unfamiliar content.
Identify three skills that need attention and choose one to practise today.
Take the diagnosticThe diagnostic samples only a limited range of GCSE content. It cannot provide a complete assessment or predict a GCSE grade.
Watching a worked example can help you understand a method, but recognising someone else's solution is not the same as being able to solve a question yourself.
After reviewing an example, close it and attempt a similar question without looking at the method.
If you become stuck, check the relevant step, then try another question independently.
Review one worked example, hide it and answer two similar questions without help.
Choose a Number lessonActive recall means trying to retrieve information from memory rather than repeatedly reading it.
In Maths, this might mean writing down a formula, explaining a method or attempting a calculation before checking your notes.
The aim is to find out what you can genuinely remember and use. Remembering a method is useful, but you also need to understand and apply it.
Choose a previously studied skill and attempt a question before looking at any examples.
Revisiting a topic after a gap helps you check whether you can still remember and apply it.
Rather than completing one large session on a topic and never returning to it, spread your practice across several occasions.
If you make mistakes when you revisit a skill, return to the method and schedule another opportunity to practise it.
Revise a topic today, revisit it a few days later and check it again the following week. These intervals are examples, not a compulsory schedule.
Single-topic practice is useful when you are learning a method because you know which skill to use.
However, GCSE Maths questions do not always tell you which mathematical technique is needed.
Mixed practice helps you recognise the mathematics for yourself and choose an appropriate method.
Answer a short selection of questions covering three or four topics without looking at the topic headings first. Daily 10 draws ten quick questions from your progress, unattempted topics and the GCSE question bank; normal app access rules apply.
Open Daily 10Marking a question wrong is only the beginning. The important step is understanding why the answer was incorrect.
You might have made an arithmetic error, forgotten a method, misunderstood the question or chosen an inappropriate technique.
Identify the cause, correct the mistake and attempt another question to check whether you have addressed it. Reading a correction alone does not show that you can solve the next question.
Choose three incorrect answers from recent work. Identify the cause of each mistake and attempt a similar question independently.
Once you have developed confidence with individual skills, start applying them to exam-style questions.
These can require several steps, unfamiliar contexts or combinations of topics.
As your examination approaches, include longer mixed sets and appropriate timed practice. Mark your work carefully and use the mistakes to guide further revision.
Attempt a short selection of exam-style questions without notes, then mark and review your solutions.
Suppose you can solve simple equations but struggle when the unknown appears on both sides. Use this sequence to move from noticing the gap to applying the skill independently.
You can solve simple equations but struggle when the unknown appears on both sides.
Open the Maths Unlocked lesson on equations with unknowns on both sides and study the explanation and worked example.
Open the equations lessonAttempt several questions without copying the example.
Check your answers and identify where the method went wrong.
Return to the skill after a gap and check whether you can still solve the questions independently.
Include equations among questions from other topics so that you have to recognise when to use the method.
Here is one manageable way to combine the methods.
Attempt a few questions from previously studied topics without looking at your notes.
Choose one weak skill and review the explanation or worked example.
Answer questions independently and check your working.
Mark your answers, correct mistakes and decide when to revisit the topic.
Thirty minutes is an example, not a requirement. Adapt the session to your concentration, the difficulty of the work and the time you have available.
Reading can help you revisit a method, but follow it with independent questions to check your understanding.
Pause explanations and attempt the mathematics yourself instead of watching several solutions without practising.
Continue revisiting secure skills, but give appropriate attention to areas where you make mistakes or lack understanding.
Past papers help you practise examination skills, but targeted topic revision is also necessary when they reveal gaps in your knowledge.
The core revision techniques are the same for both tiers, but the content and complexity of practice should match the curriculum you are studying.
Foundation students should develop secure knowledge across the Foundation curriculum, including the more demanding Foundation content.
Higher students need the full Higher curriculum, including crossover skills and Higher-only content, alongside increasingly demanding reasoning and problem solving.
Organise your revision around the complete Foundation curriculum.
View Foundation RevisionBuild confidence across crossover and Higher-only content.
View Higher RevisionYou do not need to finish revising the entire course before attempting exam-style questions.
Start with questions from topics you have already studied. As your knowledge develops, include mixed questions and longer examination sections.
Full papers are useful for practising time management, concentration and selecting methods across the curriculum, but they should be combined with targeted work on the weaknesses they reveal.
When possible, use the appropriate official mark scheme and examine your working as well as the final answer. A mistake in one step may reveal a specific skill that needs further practice.
Regular, manageable revision gives you more opportunities to revisit skills than leaving everything until one long session.
A short session involving genuine mathematical practice can be useful, especially when it forms part of a consistent routine.
The appropriate frequency depends on your starting point, the time remaining before your examination and your other commitments.
Follow a structured one-, four- or twelve-week timetable.
View Revision PlanIdentify broad areas that may need more practice.
Take the diagnosticCheck the complete Foundation curriculum.
View Foundation TopicsCheck the complete Higher curriculum.
View Higher TopicsFind Foundation-specific revision guidance.
View Foundation RevisionFind Higher-specific revision guidance.
View Higher Revision