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11+ Maths Preparation Guide: Topics, Problem Solving, Techniques & Parent Tips

Build Strong Foundations. Develop Mathematical Reasoning. Improve Speed & Accuracy.

Maths is a major component of many 11+ entrance assessments, but the exact content, difficulty and question format can vary according to the target school, region, consortium and assessment provider.

Successful 11+ Maths preparation requires more than learning calculation methods. Students need to understand mathematical concepts, interpret unfamiliar questions, solve multi-step problems and work accurately within time limits.

This complete guide explains the main areas of 11+ Maths, how to prepare effectively, common mistakes to avoid and how parents can support their child throughout the preparation journey.

Quick Guide to 11+ Maths

Number
Place value, number properties, sequences and calculations
Arithmetic
Addition, subtraction, multiplication and division
Fractions
Comparing, simplifying and calculating with fractions
Decimals
Place value, operations and conversions
Percentages
Percentage calculations and applications
Ratio & Proportion
Comparing quantities and solving proportional problems
Geometry
Shapes, angles, symmetry, coordinates and spatial reasoning
Measurement
Length, mass, capacity, time, money, perimeter, area and volume
Statistics
Tables, charts, graphs, averages and data interpretation
Problem Solving
Multi-step questions, logic and mathematical reasoning
Exam Skills
Accuracy, timing, checking and question strategy

01What Is Tested in 11+ Maths?

There is no single national 11+ Maths syllabus. The content depends on the examination route, but preparation commonly draws heavily on KS2 mathematical knowledge, combined with more demanding reasoning and problem-solving questions.

Common areas include

  • Number
  • Arithmetic
  • Fractions
  • Decimals
  • Percentages
  • Ratio
  • Measurement
  • Geometry
  • Statistics
  • Problem Solving
  • Mathematical Reasoning

Some assessments may place greater emphasis on particular question types than others. Parents should therefore confirm the requirements of their target school or assessment provider before building a preparation plan.

02Why Is 11+ Maths Challenging?

A student may understand multiplication, fractions or percentages in school but still find 11+ Maths difficult. This is because entrance questions often require students to:

  • Identify which mathematical method to use
  • Interpret unfamiliar wording
  • Combine several skills in one problem
  • Work backwards from information
  • Recognise patterns
  • Eliminate incorrect answers
  • Calculate efficiently
  • Work accurately under time pressure

The real challenge is often: Knowledge + Application + Reasoning + Accuracy + Timing.

03Number & Place Value

Strong number sense is one of the most important foundations for 11+ Maths. Students should be confident with:

  • Place Value
  • Ordering Numbers
  • Comparing Numbers
  • Negative Numbers
  • Rounding
  • Number Sequences
  • Number Properties

They should also understand relationships between numbers rather than relying only on memorised procedures.

Key preparation goal: students should be able to manipulate numbers confidently and recognise efficient approaches quickly.

04The Four Operations

Students should have secure methods for:

Addition
Mental Addition, Column Addition, Estimation, Missing Numbers
Subtraction
Mental Subtraction, Column Subtraction, Difference, Multi-Step Problems
Multiplication
Times Tables, Long Multiplication, Mental Strategies, Multiples
Division
Short Division, Long Division Where Appropriate, Remainders, Factors

Weak arithmetic foundations can make advanced problem-solving unnecessarily difficult.

05Why Times Tables Matter

Fluent times tables support almost every area of 11+ Maths. They help with:

  • Multiplication
  • Division
  • Fractions
  • Factors
  • Multiples
  • Percentages
  • Ratio
  • Problem Solving

Students who repeatedly stop to work out basic multiplication facts may lose valuable time during more complicated questions. The goal should be accurate and automatic recall.

06Factors, Multiples & Prime Numbers

Students should understand

  • Factors
  • Common Factors
  • Multiples
  • Common Multiples
  • Prime Numbers
  • Square Numbers
  • Cube Numbers

They may need to apply this knowledge within unfamiliar problems rather than simply define the terms.

Preparation tip: practise recognising number properties quickly before moving to more complex questions involving them.

07Fractions

Fractions are a major source of difficulty for many 11+ students.

Important skills include

  • Equivalent Fractions
  • Simplifying Fractions
  • Comparing Fractions
  • Ordering Fractions
  • Adding Fractions
  • Subtracting Fractions
  • Multiplying Fractions Where Relevant
  • Fractions of Quantities
  • Mixed Numbers

Students should understand why fraction methods work rather than simply memorising steps.

08Decimals

Students should be confident with

  • Decimal Place Value
  • Ordering Decimals
  • Adding & Subtracting Decimals
  • Multiplying & Dividing by Powers of 10
  • Rounding Decimals
  • Fraction–Decimal Connections

A common difficulty is misunderstanding place value. For example, students should confidently understand why 0.7 is greater than 0.65, even though 65 is numerically larger than 7 when considered as whole numbers.

09Percentages

Students should understand both basic calculations and percentage applications.

Preparation may include

  • Percentages of Quantities
  • Fraction–Decimal–Percentage Equivalence
  • Percentage Increase & Decrease
  • Discounts
  • Finding the Original Amount
  • Comparing Percentages

Students should know common equivalents such as

  • ½ = 0.5 = 50%
  • ¼ = 0.25 = 25%
  • ¾ = 0.75 = 75%

These relationships can significantly improve calculation speed.

10Fractions, Decimals & Percentages Together

Strong students should be comfortable moving between different numerical representations — for example: 3/5 → 0.6 → 60%

Questions may ask students to

  • Compare values
  • Order values
  • Convert between forms
  • Apply values to real-world problems

This is an important area for both accuracy and reasoning.

11Ratio

Ratio questions test a student's ability to compare quantities. Students may need to:

  • Simplify Ratios
  • Share Quantities in a Ratio
  • Find Missing Values
  • Scale Ratios
  • Interpret Real-World Problems

Students should understand the relationship between ratio, fractions and proportion.

12Proportion

Proportion problems may involve

  • Scaling Recipes
  • Prices
  • Maps
  • Quantities
  • Rates
  • Equivalent Relationships

These questions often require students to determine the underlying relationship rather than apply an obvious formula.

13Measurement

Students should be comfortable working with

  • Length
  • Mass
  • Capacity
  • Time
  • Money
  • Temperature
  • Perimeter
  • Area
  • Volume

They should also know commonly used conversions such as

  • mm ↔ cm ↔ m ↔ km
  • g ↔ kg
  • ml ↔ litres

Students need to read units carefully because incorrect conversions can cause otherwise correct calculations to fail.

14Time Questions

Time questions can become surprisingly challenging.

Students may need to calculate

  • Elapsed Time
  • Timetables
  • Start & Finish Times
  • 24-Hour Clock
  • Time Intervals
  • Multi-Step Journey Problems

Teach students to organise information carefully rather than attempting every calculation mentally.

15Money Problems

11+ Maths may use money to test

  • Arithmetic
  • Decimals
  • Percentages
  • Ratio
  • Problem Solving

Typical contexts can include

  • Prices
  • Change
  • Discounts
  • Offers
  • Profit
  • Cost Comparisons

These questions frequently combine several mathematical skills.

16Geometry

Important geometry areas can include

  • 2D Shapes
  • 3D Shapes
  • Angles
  • Triangles
  • Quadrilaterals
  • Symmetry
  • Coordinates
  • Transformations
  • Perimeter & Area

Students should know properties but also apply them to unfamiliar diagrams and problems.

17Angles

Students should understand

  • Angles on a Straight Line
  • Angles Around a Point
  • Right Angles
  • Angles in Triangles
  • Angles in Quadrilaterals
  • Missing-Angle Problems

Students should learn to mark known information clearly on diagrams.

18Perimeter & Area

A frequent mistake is confusing perimeter with area.

Perimeter
The distance around a shape.
Area
The amount of surface inside a shape.

Questions may involve

  • Rectangles
  • Compound Shapes
  • Missing Dimensions
  • Real-Life Problems

Students should always check which measurement the question actually requests.

19Coordinates & Spatial Reasoning

Students may need to

  • Read Coordinates
  • Plot Points
  • Recognise Shapes on Grids
  • Follow Movements
  • Interpret Position

Some questions may combine coordinate knowledge with geometry or reasoning.

20Statistics & Data Handling

Students should be comfortable interpreting

  • Tables
  • Bar Charts
  • Line Graphs
  • Pictograms
  • Pie Charts Where Relevant
  • Frequency Tables

Questions may ask students to

  • Compare values
  • Calculate totals
  • Find differences
  • Draw conclusions
  • Identify trends

Data questions test both mathematical ability and careful reading.

21Averages

Students may encounter

  • Mean
  • Median
  • Mode
  • Range

Rather than memorising definitions only, students should understand how each measure is calculated and what it tells them about a set of data.

22Mathematical Reasoning

Reasoning is one of the most important differences between ordinary calculation practice and strong 11+ preparation. Students should learn to ask:

  • What information do I have?
  • What am I being asked to find?
  • Which information matters?
  • Which operation or strategy should I use?
  • Does my answer make sense?

These habits improve performance across almost every topic.

23Multi-Step Problems

Many challenging 11+ questions involve more than one calculation. A useful approach is:

Step 1 — Understand the Question
Identify the final quantity required.
Step 2 — Extract the Information
Highlight important numbers and relationships.
Step 3 — Break the Problem Down
Identify smaller calculations.
Step 4 — Solve Carefully
Complete each step accurately.
Step 5 — Check
Make sure the final answer actually answers the question.

24Word Problems

Students often struggle with word problems even when they can perform the required arithmetic. The issue is usually question interpretation.

Teach students to identify

  • Known Information
  • Unknown Information
  • Relationships
  • Required Operation

Avoid teaching children to rely entirely on keywords such as “altogether means add”. The same word can appear in questions requiring different mathematical reasoning. Understanding context matters more.

25Estimation

Estimation is valuable for both problem solving and checking. Students can use estimation to answer: “Is my answer reasonable?”

If a calculation produces £987 when the expected amount should be approximately £10, something has probably gone wrong.

Teaching students to estimate before or after calculations can reduce careless errors.

26Mental Maths

Strong mental Maths can make students considerably more efficient. Useful mental skills include:

  • Number Bonds
  • Times Tables
  • Doubling & Halving
  • Multiplying by 10, 100 and 1,000
  • Dividing by 10, 100 and 1,000
  • Common Fractions & Percentages
  • Rounding & Estimation

Mental strategies should complement — not replace — reliable written methods.

27Written Methods

Students should also have secure written methods for calculations that are too complicated to perform mentally. These may include:

  • Column Addition
  • Column Subtraction
  • Long Multiplication
  • Division Methods

Students should know when written working is safer than trying to calculate everything mentally.

28Accuracy Before Speed

One of the biggest 11+ Maths preparation mistakes is placing too much emphasis on speed too early.

1. Understand
Learn the concept.
2. Practise
Apply it correctly.
3. Become Consistent
Reduce mistakes.
4. Improve Efficiency
Find quicker approaches.
5. Add Timing
Practise under controlled time limits.
6. Apply Under Exam Conditions
Complete timed papers and mocks.

A fast incorrect answer earns no advantage.

29How to Improve Calculation Speed

Once accuracy is secure, students can improve speed through:

  • Times-Table Fluency
  • Mental Maths
  • Number Bonds
  • Efficient Written Methods
  • Recognising Common Patterns
  • Avoiding Unnecessary Working
  • Regular Short Practice

Speed should develop from mathematical fluency rather than rushed guessing.

30When Should Timed Maths Practice Begin?

Timing should be introduced once students are reasonably secure with the relevant concepts. A useful progression is:

  • Untimed Topic Practice → Mixed Questions → Short Timed Sets → Timed Sections → Full Papers → Mock Tests

If timing causes accuracy to collapse completely, the student may need additional concept practice first.

31Question Selection & Time Management

Depending on the assessment format, students may encounter questions that vary considerably in difficulty. Students should learn not to spend an excessive amount of time on one problem.

Useful habits include

  • Monitor time periodically
  • Read instructions carefully
  • Avoid rushing easy questions
  • Do not become stuck indefinitely
  • Return to difficult questions where the test format allows
  • Keep enough time for checking where possible

The exact strategy must match the rules of the relevant assessment.

32Checking Maths Answers

Students should develop a consistent checking routine. Ask:

  • Did I use the correct operation?
  • Did I copy the numbers correctly?
  • Are the units correct?
  • Did I answer the actual question?
  • Is my answer reasonable?
  • Did I include every required step?

Good checking can recover marks lost through avoidable errors.

33Common Careless Mistakes

  • Misreading Numbers
  • Ignoring Units
  • Using the Wrong Operation
  • Missing One Step
  • Copying a Number Incorrectly
  • Forgetting to Simplify
  • Rushing Arithmetic
  • Answering a Different Question

Students should record recurring mistakes so patterns can be addressed.

34How to Review Maths Practice Properly

A score alone does not explain what needs improvement. For every incorrect answer, identify whether the issue was:

Knowledge Error
The student did not understand the topic.
Method Error
They selected the wrong approach.
Calculation Error
The strategy was correct but arithmetic failed.
Reading Error
They misunderstood the question.
Timing Error
They rushed or did not reach the question.
Careless Error
They knew the answer but made an avoidable mistake.

Different errors require different solutions.

35Create a Maths Error Log

A simple error log can include: Question/Topic, Why It Was Wrong, Correct Method, Action Needed.

Question / TopicWhy It Was WrongCorrect MethodAction Needed
FractionsDifferent denominators ignoredFind common denominatorMore fraction practice
AreaUsed perimeterApply area formulaReview measurement
Word problemMisread questionBreak into stepsPractise interpretation

This prevents students from repeatedly making the same mistakes.

3611+ Maths Preparation by Year Group

Year 3

Focus on

  • Number
  • Arithmetic
  • Times Tables
  • Fractions Foundations
  • Mental Maths
  • Problem Solving

The priority should be mathematical confidence and secure foundations.

Year 4

Develop

  • Fractions
  • Decimals
  • Measurement
  • Geometry
  • Reasoning
  • Multi-Step Problems
  • Number Fluency

This is a useful stage to begin introducing more challenging problem-solving gradually.

Year 5

Preparation can become more structured

  • Full Topic Coverage
  • 11+ Style Problems
  • Reasoning
  • Mixed Questions
  • Speed & Accuracy

Students can gradually begin timed exercises once skills are secure.

Summer Before Year 6

Focus on

  • Mixed Practice
  • Timed Sections
  • Weak Areas
  • Problem Solving
  • Mock Tests
  • Exam Strategy

Year 6 Before the Exam

Prioritise

  • Consolidation
  • Accuracy
  • Timing
  • Question Strategy
  • Mock Review
  • Confidence

Avoid attempting to learn large amounts of new material immediately before the assessment.

37Example Weekly 11+ Maths Study Plan

Day 1 — Arithmetic
Mental Maths + calculation practice
Day 2 — Topic Development
Fractions, decimals, percentages or another priority topic
Day 3 — Problem Solving
Word problems and multi-step questions
Day 4 — Geometry / Measurement / Data
Rotate secondary topics
Day 5 — Reasoning
Mixed mathematical reasoning
Weekend — Review
Correct mistakes and revisit weaker topics

Once appropriate, add timed sections or mock practice.

38What If Maths Is Your Child's Weakest Subject?

Do not begin by completing endless full papers. First identify the exact problem.

Is the difficulty

  • Arithmetic?
  • Times Tables?
  • Fractions?
  • Decimals?
  • Word Problems?
  • Geometry?
  • Reasoning?
  • Timing?

Once the difficulty is known, preparation can become much more targeted.

39What If Your Child Is Strong at Maths but Slow?

If accuracy is already strong, focus on

  • Mental Calculation
  • Efficient Methods
  • Question Recognition
  • Timed Sets
  • Decision Making
  • Reducing Unnecessary Working

But ensure that increasing speed does not reduce accuracy.

40What If Your Child Is Fast but Makes Many Mistakes?

Speed is not the priority.

Focus on

  • Reading questions carefully
  • Writing organised working
  • Checking units
  • Estimating answers
  • Reviewing calculations
  • Slowing down on high-risk questions

The goal is controlled speed, not rushing.

41What If Word Problems Are Difficult?

Break problems into smaller stages. Teach the student to identify:

  • What do I know?
  • What do I need?
  • What calculation comes first?
  • What comes next?
  • Does my answer make sense?

Students can underline key information and cross out irrelevant details where appropriate.

42What If Fractions Are Weak?

Fractions connect with

  • Decimals
  • Percentages
  • Ratio
  • Proportion
  • Probability

So gaps should be addressed early.

Start with

  • Equivalent Fractions → Simplifying → Comparing → Fractions of Quantities → Calculations → Applications

Do not rush into complex questions before foundational understanding is secure.

43Should Students Use Calculators?

The rules vary by assessment. Parents should always check the official guidance for their target school's test rather than assuming calculators are permitted.

Regardless of exam rules, strong mental and written calculation skills are highly valuable for 11+ preparation.

44How Past Papers Help

Relevant practice papers can help students understand

  • Question Style
  • Difficulty
  • Timing
  • Topic Balance
  • Instructions
  • Exam Strategy

However, repeatedly completing papers without analysing mistakes offers limited benefit.

Past-paper practice should be combined with

  • Topic Teaching
  • Error Analysis
  • Weak-Area Practice
  • Strategy Review

45How Mock Tests Help 11+ Maths

A realistic mock can reveal

  • Knowledge Gaps
  • Calculation Errors
  • Timing Problems
  • Weak Question Types
  • Concentration Issues
  • Exam Strategy

Mocks are particularly valuable when followed by detailed performance analysis.

46What to Review After a Maths Mock

Ask

  • Which topics produced the most errors?
  • Were mistakes conceptual or careless?
  • Did the student finish?
  • Which questions consumed too much time?
  • Were units handled correctly?
  • Were calculations checked?
  • Which areas should be practised next?

This converts a mock score into an improvement plan.

47Common 11+ Maths Preparation Mistakes

Doing Full Papers Too Early
Build topic knowledge first.
Ignoring Arithmetic Fluency
Weak calculations slow everything else down.
Practising Only Easy Questions
Students need gradual exposure to unfamiliar problems.
Rushing Into Timed Work
Accuracy should be established first.
Not Reviewing Mistakes
Correction is a critical part of preparation.
Memorising Methods Without Understanding
Students need to know when and why to apply a method.
Ignoring Units
Measurement questions frequently depend on correct units.
Using Resources for the Wrong Exam
Preparation should match the target school's current assessment format.

48How Parents Can Support 11+ Maths at Home

Parents can support Maths development without creating excessive pressure.

Helpful activities include

  • Practising times tables
  • Using mental Maths in everyday situations
  • Discussing shopping and percentages
  • Reading timetables
  • Measuring ingredients while cooking
  • Playing number and logic games
  • Reviewing mistakes together
  • Encouraging clear working
  • Maintaining a consistent practice routine

Everyday mathematical conversations can strengthen understanding naturally.

4911+ Maths Progress Checklist

Your child is making good progress if they can increasingly

  • Recall times tables quickly
  • Calculate accurately
  • Work confidently with fractions
  • Convert decimals and percentages
  • Solve multi-step problems
  • Interpret graphs and tables
  • Recognise efficient methods
  • Explain their reasoning
  • Work within appropriate time limits
  • Identify and correct mistakes independently

50Frequently Asked Questions

Is Maths included in every 11+ test?

Many selective entrance assessments include Maths, but the exact subjects and format depend on the school, consortium or assessment provider.

Is 11+ Maths harder than normal KS2 Maths?

The underlying concepts often overlap substantially with KS2 mathematics, but 11+ questions may demand greater reasoning, application, speed and problem-solving ability.

Should my child memorise formulas?

Students should understand important mathematical relationships and methods rather than rely only on memorisation.

How can my child improve Maths speed?

Strengthen times tables, mental Maths, number bonds and efficient calculation strategies before increasing timed practice.

How can my child improve problem solving?

Use unfamiliar and multi-step questions and teach a structured method for identifying information, choosing a strategy and checking the result.

Should we complete a full Maths paper every day?

Usually not. A balanced programme should include topic teaching, targeted questions, error review and timed papers when appropriate.

When should mock tests begin?

Once students have enough topic knowledge and question familiarity for the mock to provide meaningful diagnostic information.

What should we do if scores stop improving?

Analyse errors by topic and error type rather than simply completing more papers.

How Dominis Supports 11+ Maths Preparation

Dominis provides personalised Maths preparation based on your child's current academic level, target school, assessment format and areas requiring improvement.

  • Number & Arithmetic
  • Fractions, Decimals & Percentages
  • Ratio & Proportion
  • Geometry & Measurement
  • Statistics & Data
  • Mathematical Reasoning
  • Multi-Step Problem Solving
  • Mental Maths
  • Speed & Accuracy
  • Timed Practice
  • Mock Tests
  • Weak-Area Improvement
  • Detailed Tutor Feedback

Build Stronger 11+ Maths Skills

Understand Concepts. Solve Strategically. Work Accurately.

Strong 11+ Maths preparation should progress gradually through: Concepts → Accuracy → Problem Solving → Reasoning → Efficiency → Timed Practice → Mock Tests. Tell us your child's current year group, target school and Maths improvement areas, and our team can recommend the most suitable preparation pathway.