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Number Videos and Worksheets

18 Topics80 Key Skills

Types of Number

📅 15 NovGrades 2 to 6 · Foundation and Higher
Integers & Non-IntegersGrade 2
Square, Cube & Prime NumbersGrade 3
Rational & Irrational NumbersGrade 6
Multiples & FactorsGrade 3

BIDMAS

📅 15 NovGrades 1 to 4 · Foundation and Higher
BIDMAS with NumbersGrade 1
BIDMAS with AlgebraGrade 4

Prime Factors, LCM & HCF

📅 15 NovGrades 3 to 5 · Foundation and Higher
Prime Factors & Prime FactorisationGrade 4
Finding the Lowest Common MultipleGrade 3
Finding the Highest Common FactorGrade 3
Venn Diagram MethodGrade 5

Integer Arithmetic

📅 15 NovGrade 2 · Foundation and Higher
Adding IntegersGrade 2
Subtracting IntegersGrade 2
Grid Method for MultiplicationGrade 2
Column Method for MultiplicationGrade 2
Lattice Method for MultiplicationGrade 2
Bus Stop Method for DivisionGrade 2
Bus Stop Method with Large NumbersGrade 2

Negative Numbers

📅 15 NovGrade 2 · Foundation and Higher
Adding & Subtracting NegativesGrade 2
Multiplying & Dividing NegativesGrade 2

Fraction Fundamentals

📅 15 NovGrades 2 to 4 · Foundation and Higher
Simplifying FractionsGrade 2
Writing Fractions as Mixed NumbersGrade 2
Finding a Fraction of an AmountGrade 2
Expressing as a FractionGrade 3
Common DenominatorsGrade 4
Finding Fractions of ShapesGrade 3
Ordering FractionsGrade 4

Fraction Arithmetic

📅 15 NovGrades 3 to 4 · Foundation and Higher
Adding FractionsGrade 4
Subtracting FractionsGrade 4
Multiplying FractionsGrade 3
Dividing FractionsGrade 3
Adding & Subtracting Mixed NumbersGrade 4
Multiplying Mixed NumbersGrade 4
Dividing Mixed NumbersGrade 4

Decimal Arithmetic

📅 15 NovGrade 3 · Foundation and Higher
Adding DecimalsGrade 3
Subtracting DecimalsGrade 3
Multiplying DecimalsGrade 3
Dividing DecimalsGrade 3

Percentages

📅 15 NovGrades 3 to 5 · Foundation and Higher
Percentage of an AmountGrade 3
Percentage ChangeGrade 3
One Number as a Percentage of AnotherGrade 3
Reverse PercentagesGrade 5
Percentages Greater than 100Grade 4
Identifying Percentage ChangesGrade 5

Fractions, Decimals & Percentages

📅 15 NovGrade 3 · Foundation and Higher
Converting Decimals & PercentagesGrade 3
Writing Decimals & Percentages as FractionsGrade 3
Writing Fractions as Decimals & PercentagesGrade 3
Converting Improper Fractions to DecimalsGrade 3

Recurring Decimals & Fractions

📅 15 NovGrade 7 · Higher Only
Writing Recurring Decimals as FractionsGrade 7
Writing Fractions as Recurring DecimalsGrade 7

Ordering Numbers

📅 15 NovGrades 1 to 4 · Foundation and Higher
Ordering Whole NumbersGrade 1
Ordering DecimalsGrade 1
Ordering FractionsGrade 4
Ordering NegativesGrade 1

Rounding Numbers

📅 15 NovGrades 2 to 3 · Foundation and Higher
Rounding to Decimal PlacesGrade 2
Rounding to Significant FiguresGrade 3
Rounding to the Nearest Power of 10Grade 2
Truncating DecimalsGrade 2

Estimating

📅 15 NovGrades 4 to 6 · Foundation and Higher
Estimating CalculationsGrade 4
Estimating RootsGrade 6
Applied EstimatingGrade 5

Bounds & Error Intervals

📅 15 NovGrades 5 to 8 · Foundation and Higher
Finding Bounds & Error IntervalsGrade 5
Bounds & Error Intervals Involving CalculationsGrade 7
Combining Upper & Lower BoundsGrade 8
Bounds & Error Intervals for Truncated DecimalsGrade 5
Bounds Requiring Integer ValuesGrade 5

Standard Form

📅 15 NovGrades 4 to 5 · Foundation and Higher
Standard Form ConversionsGrade 4
Adding & Subtracting in Standard FormGrade 5
Multiplying & Dividing in Standard FormGrade 5

Powers & Roots

📅 15 NovGrades 2 to 7 · Foundation and Higher
Squaring & Square RootingGrade 2
Powers Greater than TwoGrade 3
Powers of Zero & OneGrade 4
Simplifying PowersGrade 4
Negative PowersGrade 5
Fractional PowersGrade 7
Fractions with Negative PowersGrade 5

Surds

📅 15 NovGrades 7 to 9 · Higher Only
Six Laws of SurdsGrade 7
Simplifying SurdsGrade 8
Rationalising Denominators of the Form √aGrade 7
Rationalising Denominators of the Form a ± √bGrade 9
Expanding Brackets with SurdsGrade 7
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  • Tuesday 17th November
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