GuidesMathsPaper 1 · last-minute revision
3 days to go

GCSE Maths Edexcel Paper 1: last-minute revision

Paper 1 is non-calculator, 1 hour 30 minutes, 80 marks. You have 3 days. Here is where the marks actually are.

Edexcel 1MA1
The plan

Your 3-day plan

One focus per day, building to a timed run. Work it in order.

3
3 days to go

Non-calculator arithmetic and the topics that only ever show up without a calculator

  • Drill fraction arithmetic, standard form, and surds by hand. No calculator, this is exactly how Paper 1 will test you
  • Rebuild the exact trig values table from scratch (sin, cos, tan of 30 degrees, 45 degrees, 60 degrees). Higher tier non-calc papers ask for these directly
  • Practise 3 circle theorem questions. Edexcel tests these consistently on the non-calculator paper
2
2 days to go

Algebra you have to set up yourself

  • Work through simultaneous equations and quadratic sequences: both are near-certain to appear
  • Practise algebraic proof questions using 2n and 2n+1 notation for even and odd numbers
  • Do 5 gradient and y-intercept questions from y = mx + c. Read the equation, do not guess from a rough sketch
1
1 day to go

Light review, not new content

  • Re-read your circle theorem names and which angle facts justify them. Edexcel wants the reason stated, not just the number
  • Skim your exact trig values and surd simplification rules one more time
  • Get an early night. Paper 1 rewards a clear head more than any last-minute cramming
Priority order

The topics that come up most

Ranked from analysed past papers. Start at the top: if you run out of time, you will have covered the most-tested ground.

1

Circle Theorems

A very high-frequency non-calculator geometry topic worth 4-8 marks. Learn the 8 theorems and their exact wording, not just the angle facts

2

Exact Trig Values

Higher tier only. A high-frequency non-calc question: sin, cos, tan of 30 degrees, 45 degrees, 60 degrees, worked out from the two special triangles, not memorised as a table

3

Simultaneous Equations

Tested on every Edexcel paper, calculator and non-calculator. Always worth setting up algebraically, never worth guessing

4

Surds

A recurring non-calc topic. Simplifying, rationalising, and combining surds shows up as a show-that question most series

5

Standard Form

Very high frequency across the whole spec. Non-calc papers test the arithmetic (multiplying and dividing standard form numbers by hand) more than calc papers do

6

Vectors

Higher tier only. Consistently worth 4-8 marks, usually appearing as a geometric proof using column vectors

7

Quadratic Sequences

Higher tier only. Find the nth term of a quadratic sequence, worth 3-6 marks. A newer topic that Edexcel now tests reliably

8

Algebraic Proof

Worth 3 marks most series. Use 2n for even, 2n+1 for odd, and show every algebraic step, Edexcel awards marks for the steps, not just the conclusion

Your Knowledge Organisers

PrepWise has a one-page Knowledge Organiser for every topic above. In the final 3 days, use them the same way each time: cover the page, try to recall the method and a worked example from memory, check what you missed, then repeat the next day.

Open the Maths Knowledge Organisers
Cheat sheet

Exam technique

Rules specific to Paper 1. On this paper, structure earns as many marks as knowledge.

1

Show your working, every time

Method marks are your safety net on a non-calculator paper. If your final answer is wrong but the examiner can see a correct method (correct formula, correct substitution, correct rearrangement), you still pick up marks. A right answer with no working can lose marks under Edexcel's mark scheme. A wrong answer with clear working rarely loses them all.

2

Keep exact values exact

On Paper 1, do not convert surds or fractions to decimals unless the question asks for it. Root 12 stays as 2 root 3, one third stays as a fraction. Converting early loses accuracy marks and often makes the next step harder, not easier.

3

'Show that' means write every line

For show-that questions (common with exact trig values and algebraic proof), you are not finding an answer, you are demonstrating a fact. Write out each algebraic step in full, even ones that feel obvious. Skipping a line is the most common way to lose a mark on an otherwise correct proof.

4

Name the circle theorem you are using

Circle theorem questions carry a mark for stating which rule you applied: 'angle at the centre is twice the angle at the circumference', 'angles in the same segment are equal'. A correct angle with no reason given loses the final mark under Edexcel's scheme.

5

Check the mark allocation before you start

A 4-mark question needs roughly 4 distinct steps of working. If you have written one line and reached an answer for a 4-mark question, you have almost certainly missed something. Go back and check.

Avoid these

5 mistakes that cost marks

The errors examiners see most on this paper. Each one is an easy mark you already know how to keep.

Rounding a surd or fraction to a decimal partway through a non-calculator questionKeep the exact form (surd or fraction) all the way through. Only convert if the question specifically asks for a decimal or rounded answer

Naming the wrong circle theorem, or giving no reason at allLearn the exact wording for each theorem: 'angle in a semicircle is 90 degrees', 'tangent meets radius at 90 degrees', and write it down every time you use it

Mixing up sin, cos, and tan for the exact values tableRebuild the table from the two special triangles (equilateral split in half for 30/60, right-angled isosceles for 45) rather than memorising numbers you might muddle under pressure

Substituting into simultaneous equations incorrectly, especially with negative coefficientsWrite out the elimination or substitution step in full. Do not do the sign change in your head, it is the single most common place marks are lost

Reading the gradient or intercept from a rough sketch instead of the equation itselfIf you are given y = mx + c, read m and c directly from the equation. Only use the graph to check your answer makes sense, not to find it

Exam day

The morning of the exam

The 60 minutes before you walk in. Review what you know and settle your nerves.

  • Check your pencil case: pen, pencil, ruler, protractor, compasses. None of these need a calculator, so there is no excuse to be missing them on Paper 1
  • Skim the exact trig values table one final time. It is quick to forget under pressure and quick to refresh
  • Remind yourself: no calculator means keep fractions as fractions and surds as surds until the question says otherwise
  • Read every question twice before writing. Non-calc papers often hide a shortcut in the wording that saves you several steps
  • Attempt every question, even partially. A method mark for a half-finished answer beats a blank box
  • Leave your last 5 minutes to check unanswered questions, not to redo ones you have already completed

Now test yourself

You do not revise maths by reading it. Work exam-style questions in PrepWise, get them marked instantly, and see exactly which topics still cost you marks.

Practise Maths questions

Start the 3-day plan now

Open the Maths Knowledge Organisers, quiz every priority topic and walk in ready. Free during alpha.

Get started with your personalised revision
Get started with your personalised revisionStart here