Prior Content: Expanding Brackets, Properties of Numbers, Basic Operations +-x/
Possible Next Steps: Solving Quadratics, Algebraic Fractions, Completing the Square
Contents
- 1.1 Single Bracket Basics
- 1.2 Brackets as Factors (Level 2 FM)
- 2.1 Factorising Quadratics
- 2.2 The Difference of Two Squares
- 2.3.1 Looking for Common Factors Before Factorising
- 2.3.2 Factorising When ‘a’ Does Not Equal 1
- 3.1 The Factor Theorem & Solving Cubics (Level 2 FM)
- Whole Topic Summary Resources (Including Past Paper Questions)
1.1 Single Bracket Basics
Teaching Videos, Exercises & Activities
Dr Frost Resources
Extension Materials
1.2 Brackets as Factors (Level 2 FM)
Teaching Videos, Exercises & Activities
Dr Frost Resources
Extension Materials
2.1 Factorising Quadratics
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Dr Frost resources
Dr Frost Video
Whole Topic Video
K384: Factorise Quadratics of the Form x2±bx±c.
Download Slides & Activities
- Dr Frost Slides, Worksheets & Activities (Slides 12-17)
All-in-one sheet
Extra Questions
Extra Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
- 362a: Factorise quadratic expressions given in the form x2 +bx + c
- 362b: Factorise quadratic expressions given in the form x2 – bx + c
- 362c: Factorise quadratic expressions given in the form x2 +bx – c
- 362d: Factorise quadratic expressions given in the form x2 – bx – c
- 362e: Prove that two expressions are equivalent (involving quadratic factorisation).
- 362: Exam Practice: Factorising quadratic expressions given in the form x2 + bx + c
Further Practice
EXTENSION MATERIALS
2.1.1 Factorising Quadratics (++)
*Remember to always look for common factors before jumping in to double brackets!
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Tutorial Videos
WW From 4:35 to 7:01
Worksheets
- Unknown (apologies) Worksheet First Section
- TenTors Worksheet – Questions in blocks progressing in line with WW (TES Account Required)
- Online worksheet generator by worksheetmath.com (with ability for everything positive)
- Maths 4 Everyone
Dr Frost resources
Dr Frost Video
K381: Factorising Quadratics of the Form x2+bx+c.
Extra Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
EXTENSION MATERIALS
Activities
- BossMaths
- A4e Factorising Quadratics (Covers all quadratic types; videos, Desmos activity)
2.1.2 Factorising Quadratics (-+)
*Remember to always look for common factors before jumping in to double brackets!
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Tutorial Videos
WW From 7:01 to 10:10
Dr Frost resources
Dr Frost Video
K382: Factorise Quadratics of the Form x2−bx+c.
Extra Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
EXTENSION MATERIALS
2.1.3 Factorising Quadratics (negative c)
*Remember to always look for common factors before jumping in to double brackets!
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Tutorial Videos
WW From 10:10 to 14:47
Dr Frost resources
Dr Frost Video
K383: Factorise Quadratics of the Form x2±bx−c.
Extra Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
EXTENSION MATERIALS
2.2 The Difference of Two Squares
*Remember to always look for common factors before jumping in to double brackets!
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Tutorial Videos
Courtesy of Maths Genie (From 10:24)
Corbett Maths Difference Between Two Squares
Exam Solutions video
Mathbyfives genuinely one of my favourite video producers ever, and am sad it took me until 2021 to discover them (but I would recommend watching one of the other above first to ensure you have a good understanding).
Online Platforms (with Videos & Exercises)
- Maths Made Easy Section
- Khan Academy
- Section of Difference of two squares
Worksheets
- Dr Austin Maths
- Corbettmaths
- BAscah numerous worksheets differentiated (TES Account Required)
- Kuta Software Factorising (special cases) Worksheet
- Transum Online Worksheet (Level 6)
- Andy Lutwyche
- Mathshelper (Jon Stone)
- Access Maths
- MadAsMaths (T. Madas)
- Identities Q11 (difficulty 3 of 5)
- Basic Skills Q37–38 · questions only
Dr Frost resources
Dr Frost Video
Whole Topic Video
K385: Factorise the Difference of Two Squares.
K386: Factorise the Difference of Two Squares After Taking a Common Factor Out.
Download Slides & Activities
- Dr Frost Slides, Worksheets & Activities (Slides 19-24)
Exam Practice
Extra Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
- 363a: Factorise the difference of two squares given in the form x2 – a2 or a2 – x2
- 363b: Factorise the difference of two squares given in the form kx2-a2, where k is a square number.
- 363c: Factorise the difference of two squares given in the form ax2-by2, where a and b are square numbers.
- 363d: Factorise the difference of two squares given in the form ax2-by2, where a and b have a common numeric factor.
- 363e: Factorise the difference of two squares given in the form axy2-bxz2
- 363f: Factorise the difference of two squares given in the form ayn x2-byn z2
- 363g: Factorise the difference of two squares to evaluate a numerical calculation.
- 365k: Factorise a quartic expression using the difference of two squares.
- 365l: Factorise and simplify a difference of two squared binomials in the same variable.
- 365m: Factorise and simplify a difference of two squared binomials with multiple variables.
- 363: Exam Practice: Factorising the difference of two squares
- 365: Exam Practice: Factorising more difficult expressions by combining factorisation techniques or substitution of a variable
Further Practice
EXTENSION MATERIALS
Stand Up Maths video looking into representing all odd numbers as the difference of two squares and link to nrich activity on the same idea. There are also some resources on this on think-maths.co.uk
- Mathteacher.com.au Some really nice questions with taking out common factors first
- Brilliant.org page on extending understanding to more complex scenarios, including a lovely animation at the top
Activities
- Don Steward
- Interactive Maths
- Difference Between Two Squares: GeoGebra
- Go Teach Maths
2.3.1 Looking for Common Factors Before Factorising
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Tutorial Videos
Factorising Quadratics with a Common Factor by Maths by Fives
Factorising Quadratics with a Common Factor by Euler’s Academy
Factorising Quadratics with GCF by Sheldon Collier
Ex: Factor and Solve Quadratic Equations by Mathispower4u
Online Platforms (with Videos & Exercises)
- Khan Academy
Activities & Resources
- Math = Love (Sarah Carter)
Worksheets
Dr Frost resources
Dr Frost Video
Download Slides
- Dr Frost Slides, Worksheets & Activities (Slides 25-34)
Extra Questions
- Standard Test
- Advanced Test
Extra Questions
- Dr Frost Questions
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
- 364e: Factorise quadratic expressions given in the form ax2 ± bx ± c where a>1 and a, b and c share a common factor.
- 365i: Factorise a cubic expression by first taking out a common factor.
- 364: Exam Practice: Factorising a quadratic where the coefficient of the x2 term is not 1
- 365: Exam Practice: Factorising more difficult expressions by combining factorisation techniques or substitution of a variable
Further Practice
- Practise Questions
EXTENSION MATERIALS
2.3.2 Factorising When ‘a’ Does Not Equal 1
TEACHING VIDEOS, EXERCISES & ACTIVITIES
Dr Frost resources
EXTENSION MATERIALS
3.1 The Factor Theorem & Solving Cubics (Level 2 FM)
Teaching Videos, Exercises & Activities
Tutorial Videos
Corbett Maths Factor Theorem
Courtesy of Maths Genie (From 4:21)
Online Platforms (with Videos & Exercises)
- Khan Academy
- The factor & remainder theorems: Videos & practice
Activities & Resources
- Acute Learning Problem Pairs
- Level 2 FM: Factor Theorem & Solving Cubics as PowerPoint or PDF
- Andy Lutwyche
Worksheets
Dr Frost Resources
Dr Frost Video
Key Skills
Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost
- 498a: Determine whether a linear expression is a factor of a polynomial.
- 498b: Determine a factor of a polynomial using the factor theorem.
- 498c: Factorise a cubic when one of the factors is known.
- 498d: Factorise a cubic expression using the factor theorem, where a factor is not known.
- 498e: Use the factor theorem to find a unknown coefficient.
- 498f: Use the factor theorem to find two unknown coefficients.
- 500c: Solve cubic equations using the factor theorem, given one of the roots.
- 500d: Solve cubic equations given in the form x3 + bx2 + cx +d = 0, solvable by factorisation.
- 500e: Solve cubic equations given in the form ax3 + bx2 + cx +d= 0, solvable by factorisation.
- 500f: Solve cubic equations with only one rational solution.
- 498: Exam Practice: The factor theorem
- 500: Exam Practice: Solving cubic equations
Whole Topic Summary Resources (Including Past Paper Questions)
Download Factorising PPQs as WW Powerpoint for Edexcel IGCSE, AQA GCSE, Edexcel GCSE or OCR GCSE (or all GCSE together)
Other Whole Topic Resources
Acute Learning Problem Pairs
- Factorising (Basic) as PowerPoint or PDF
- Factorising Quadratics as PowerPoint or PDF
- Factorising (Difference Of Two Squares) as PowerPoint or PDF
Activities & Resources
- C Parkinson Lesson Slides for Expanding & Factorising✦ (TES Account Required)
- Math = Love (Sarah Carter)
- Intervention Tasks
- NRICH (student problems)
- Don Steward
Worksheets
- Dr Austin Maths
- Maths 4 Everyone
- Mathshelper (Jon Stone)
- MathedUp
- Expanding & Factorising: Worksheet · Practice · Quiz · Question Gallery
- Factor Theorem: Worksheet · Practice · Quiz · Question Gallery
- Expanding & Factorising: Worksheet · Practice · Quiz · Question Gallery
- Physics & Maths Tutor
✦ Links marked ✦ are also featured and recommended by Jo Morgan on Resourceaholic.
