 ### Calculations, checking and rounding

SkillHegarty Maths clip numberVideo lesson link
Simple subtraction & its meaning2Video Link
Simple multiplication & its meaning4Video Link
Simple division & its meaning5Video Link
Related multiplication & division facts6Video Link
Round numbers to the nearest 10, 100, 100017Video Link
Multiplication & division (worded problems)23Video Link
Order of operations 1 (positive integers)24Video Link
Multiplying positive & negative numbers42Video Link
Dividing positive & negative numbers43Video Link
Order of operations 2 (negative numbers)44Video Link
Mental maths help 1 (splitting numbers)147Video Link
Mental maths help 2 (doubling & halving)148Video Link
Multiply by powers of 1015Video Link
Divide by powers of 1016Video Link
Complex calculations using a calculator129Video Link
Use of commutative & associative laws140Video Link
Income and rates of pay (1)755Video Link
Income and rates of pay (2)756Video Link
Profit and loss (problem solving 1)761Video Link
Profit and loss (problem solving 2)762Video Link

### Indices, roots, reciprocals and hierarchy of operations

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Order of operations 4 (combined)150Video Link
Index form 7 (powers of unit fractions)108Video Link
Index form 8 (powers of non-unit fractions)109Video Link
Index form 9 (combination of rules)110Video Link
Index form 2 (power of 0 & 1)103Video Link
Index form 3 (power of negative integers)104Video Link
Index form 4 (multiplying indices)105Video Link
Index form 5 (dividing indices)106Video Link
Index form 6 (power of power rule)107Video Link
Order of operations 3 (indices & roots)120Video Link

### Factors, multiples and primes

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Highest common factor (prime factorisation)32Video Link
Lowest common multiple (prime factorisation)35Video Link

### Standard form and surds

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Using a calculator with standard form128Video Link
Round numbers in standard form133Video Link
Multiplication & division with surds 1113Video Link
Multiplication & division with surds 2114Video Link

### Algebra: the basics

SkillHegarty Maths clip numberVideo lesson link
Expand brackets (difference of two squares)165Video Link
Indices with algebraic expressions 1173Video Link
Indices with algebraic expressions 2174Video Link
Indices with algebraic expressions 3175Video Link
Writing algebraic expressions 3 (in context)153Video Link
Expressions, equations, identities & formulae154Video Link
Expand two single brackets & simplify161Video Link
Writing formulae & simple substitution155Video Link
Change the subject of the formula 1 (1-step)280Video Link
Change the subject of the formula 2 (2-step)281Video Link
Change the subject of the formula 3 (negative x)282Video Link
Change the subject of the formula 4 (x on denominator)283Video Link
Change the subject of the formula 5 (x with powers)284Video Link
Change the subject of the formula 6 (x on both sides)285Video Link
Change the subject of the formula 7 (x on both sides/denominator)286Video Link
Rearrange & substitute into formulae287Video Link
Simplifying expressions by factorising 1170Video Link
Simplifying expressions by factorising 2171Video Link
Substitution (Equations of motion 1)788Video Link
Substitution (Equations of motion 2)789Video Link

### Setting up, rearranging and solving equations

SkillHegarty Maths clip numberVideo lesson link
Solve equations using inverse operations177Video Link
Solve 1-step equations (balance method)178Video Link
Solve 2-step equations (involving multiplication)179Video Link
Solve 2-step equations (involving division)180Video Link
Solve 2-step equations (x on denominator)181Video Link
Solve 2-step equations (x negative)182Video Link
Solve equations with x on both sides 1184Video Link
Solve equations with x on both sides 2185Video Link
Solve equations with x on both sides 3186Video Link
Solve equations with algebraic fractions187Video Link
Set-up & solve equations (in context)188Video Link

### Averages and range

SkillHegarty Maths clip numberVideo lesson link
Mean from frequency tables (1)417Video Link
Mean from frequency tables (2)418Video Link
Averages & range (problem solving) (1)419Video Link
Averages & range (problem solving) (2)420Video Link
Averages & range (problem solving) (3)421Video Link

### Representing and interpreting data

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Bar charts & vertical line graphs425Video Link
Stem & leaf diagrams (1)430Video Link
Stem & leaf diagrams (2)431Video Link
Stem & leaf diagrams (3)432Video Link
Stem & leaf diagrams (4)433Video Link

### Scatter graphs

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### Fractions

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Express one number as a fraction of another62Video Link
Improper fractions to mixed numbers63Video Link
Mixed numbers to improper fractions64Video Link
Multiply whole number by fractions67Video Link

### Fractions, decimals and percentages

SkillHegarty Maths clip number
Convert simple decimals to fractions52Video Link
Convert simple decimals to percentages55Video Link
Convert fractions to decimals 173Video Link
Convert fractions to decimals 274Video Link
Convert fractions to percentages 175Video Link
Convert fractions to percentages 276Video Link

### Percentages

SkillHegarty Maths clip number
Find percentages of amounts 1 (common % non-calc)84Video Link
Find percentages of amounts 2 (using 10% non-calc)85Video Link
Find percentages of amounts 3 (using decimals non-calc)86Video Link
Find percentages of amounts 4 (using calculator)87Video Link
Percentage increase or decrease (non-calc)88Video Link

### Equations

SkillHegarty Maths clip number
Solve equations using inverse operations177Video Link
Solve 1-step equations (balance method)178Video Link
Solve 2-step equations (involving multiplication)179Video Link
Solve 2-step equations (involving division)180Video Link
Solve 2-step equations (x on denominator)181Video Link
Solve 2-step equations (x negative)182Video Link
Solve equations with x on both sides 1184Video Link
Solve equations with x on both sides 2185Video Link
Solve equations with x on both sides 3186Video Link
Solve equations with algebraic fractions187Video Link
Set-up & solve equations (in context)188Video Link
Change the subject of the formula 1 (1-step)280Video Link
Change the subject of the formula 2 (2-step)281Video Link
Change the subject of the formula 3 (negative x)282Video Link
Change the subject of the formula 4 (x on denominator)283Video Link
Change the subject of the formula 5 (x with powers)284Video Link
Change the subject of the formula 6 (x on both sides)285Video Link
Change the subject of the formula 7 (x on both sides/denominator)286Video Link
Rearrange & substitute into formulae287Video Link

### Inequalities

SkillHegarty Maths clip number
Representing inequalities on a number line265Video Link
Writing inequalities from a number line266Video Link
Multiple inequalities on a number line268Video Link
Solve single linear inequalities 1 (positive x)269Video Link
Solve single linear inequalities 2 (negative x)270Video Link
Solve single linear inequalities 3 (difficult)271Video Link

### Sequences

SkillHegarty Maths clip number

### 6a Angles, lines and symmetry

SkillHegarty Maths clip number
Angles on a straight line (1)477Video Link
Angles on a straight line (2)478Video Link
Angles in a triangle (1)485Video Link
Angles in a triangle (2)486Video Link
Angles in a triangle (3)487Video Link

### Polygons and parallel lines

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Midpoint of a line segment200Video Link
Drawing line graphs from coordinates205Video Link
Straight line graphs (perpendicular) 1215Video Link
Straight line graphs (perpendicular) 2216Video Link
Solving equations & straight lines217Video Link
Straight line graphs (alternative way to define)220Video Link

### Interior and exterior angles of polygons

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