Pi calculations – Easy – Primrose Kitten

Pi calculations – Easy

Last updated: 18/08/2021

OCR GCSE Maths – Foundation Indices and Surds Pi calculations – Easy

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Course Navigation

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Number Operations and Integers

27 Quizzes

Multiplication – Easy

Multiplication – Medium

Multiplication – Hard

Long division – Easy

Long division – Medium

Fractions, Decimals and Percentages

56 Quizzes

Adding fractions – Easy

Adding fractions – Medium

Adding fractions – Hard

Subtracting fractions – Easy

Subtracting fractions – Medium

Subtracting fractions – Hard

Multiplying fractions – Easy

Multiplying fractions – Medium

Multiplying fractions – Hard

Dividing fractions – Easy

Dividing fractions – Medium

Dividing fractions – Hard

Simplifying ratio – Easy

Simplifying ratio – Medium

Simplifying ratio – Hard

Convert decimals to fractions – Easy

Convert fractions to decimals – Medium

Adding decimals – Easy

Adding decimals – Medium

Adding decimals – Hard

Subtracting decimals – Easy

Subtracting decimals – Medium

Subtracting decimals – Hard

Multiplying decimals – Easy

Multiplying decimals – Medium

Multiplying decimals – Hard

Dividing decimals – Easy

Dividing decimals – Medium

Dividing decimals – hard

Non-calculator percentages – Easy

Non-calculator percentages – Medium

Non-calculator percentages – Hard

Calculator percentages – Easy

Calculator percentages – Medium

Calculator percentages – Hard

Compare using percentages – Easy

Compare using percentages – Medium

Compare using percentages – Hard

Reverse percentages – Easy

Reverse percentages – Medium

Reverse percentages – Hard

Whole numbers – Easy

Whole numbers – Medium

12 Quizzes

Squares, cubes, powers & roots – Easy

Squares, cubes, powers & roots – Medium

Squares, cubes, powers & roots – Hard

Laws of indices – Easy

Laws of indices – medium

Laws of indices – Hard

Convert to standard form – Easy

Convert from standard form – Medium

Convert from standard form – Hard

Pi calculations – Easy

Pi calculations – Medium

Pi calculations – Hard

Approximation and Estimation

11 Quizzes

Rounding to decimal places – Easy

Rounding to decimal places – Medium

Rounding to decimal places – Hard

Rounding to significant figures – Easy

Rounding to significant figures – Medium

Rounding to significant figures – Hard

Estimation – Easy

Estimation – Medium

Estimation – Hard

Bounds and accuracy – Easy

Bounds and accuracy – Medium

Ratio, Proportion and Rates of Change

11 Quizzes

Sharing into a ratio – Easy

Sharing into a ratio – Medium

Sharing into a ratio – Hard

Unitary ratio – Easy

Unitary ratio – medium

Unitary ratio – Hard

Direct proportion – Easy

Indirect proportion – Easy

44 Quizzes

Collecting like terms – Easy

Collecting like terms – Medium

Collecting like terms – Hard

Simplifying algebraic expressions – Easy

Simplifying algebraic expressions – Medium

Simplifying algebraic expressions – Hard

Multiplying out a number in front of a bracket – Easy

Multiplying out a number in front of brackets – Medium

Multiplying out a number in front of a bracket – Hard

Expanding double brackets – Easy

Expanding double brackets – Medium

Expanding double brackets – Hard

Factorising algebraic expressions – Easy

Factorising algebraic expressions – Medium

Factorising algebraic expressions – Hard

Solving quadratic equations – Easy

Solving quadratic equations – Medium

Solving quadratic equations – Hard

Putting numbers into algebraic expression – Easy

Putting numbers into algebraic expression – Medium

Putting numbers into algebraic expression – Hard

Rearranging an algebraic expression to change the subject – Easy

Rearranging an algebraic expression to change the subject – Medium

Rearranging an algebraic expression to change the subject – Hard

Solving equations – Easy

Solving equations – Medium

Solving equations – Hard

Simultaneous equations – Easy

Simultaneous equations – Medium

Solving equations using graphs – Easy

Solving equations using graphs – Medium

Solving equations using graphs – Hard

Inequalities – Easy

Inequalities – Medium

Special sequences – Easy

Special sequences – Medium

Special sequences – Hard

Graphs of Equations and Functions

18 Quizzes

Co-ordinates – Easy

Co-ordinates – Medium

Co-ordinates – Hard

Recognising graphs – Easy

Recognising graphs – Medium

Recognising graphs – Hard

Quadratic graphs – Easy

Quadratic graphs – Medium

Quadratic graphs – Hard

y = mx + c #1 (Linear graphs 1) – Easy

y = mx + c #1 (Linear graphs 1) – Medium

y = mx + c #1 (Linear graphs 1) – Hard

y = mx + c #2 (Linear graphs 2) – Easy

y = mx + c #2 (Linear graphs 2) – Medium

y = mx + c #2 (Linear graphs 2) – Hard

Parallel and perpendicular lines on graphs – Easy

Parallel and perpendicular lines on graphs – Medium

Distance time graphs – Easy

Basic Geometry

18 Quizzes

Compass and ruler – Easy

Compass and ruler – Medium

Compass and ruler – Hard

Basic angles – Easy

Basic angles – Medium

Basic angles – Hard

Angles in triangles – Easy

Angles in triangles – Medium

Angles in triangles – Hard

Angles on parallel lines – Easy

Angles on parallel lines – Medium

Angles on parallel lines – Hard

Interior and exterior angles of polygons – Easy

Interior and exterior angles of polygons – Medium

Interior and exterior angles of polygons – Hard

2D and 3D shapes – Easy

2D and 3D shapes – Medium

2D and 3D shapes – Hard

Congruence and Similarity

12 Quizzes

Translating shapes – Easy

Translating shapes – Medium

Translating shapes – Hard

Scale factors – Medium

39 Quizzes

Standard units – Easy

Standard units – Medium

Standard units – Hard

Area and circumference in circles – Easy

Area and circumference of circles – Medium

Area and circumference of circles – Hard

Arcs and sectors – Easy

Arcs and sectors – Medium

Arcs and sectors – Hard

Area of right angled triangles – Easy

Area of right angled triangles – Medium

Area of right angled triangles – Hard

Areas of squares and rectangles – Easy

Areas of squares and rectangles – Medium

Areas of squares and rectangles – Hard

Area of quadrilaterals – Easy

Area of quadrilaterals – Medium

Area of quadrilaterals – Hard

Volumes and surface area – Easy

Volumes and surface area – Medium

Volumes and surface area – Hard

Volumes of cubes and cuboids – Easy

Volumes of cubes and cuboids – Medium

Volumes of cubes and cuboids – Hard

Pythagoras – Easy

Pythagoras – Medium

Pythagoras – Hard

Trigonometry angles – Easy

Trigonometry angles – Medium

Trigonometry angles – Hard

Trigonometry sides – Easy

Trigonometry sides – Medium

Trigonometry sides – Hard

Probability

17 Quizzes

Probability tables – Easy

Probability tables – Medium

Probability tables – Hard

Sample spaces – Easy

Sample spaces – Hard

Sample spaces – Medium

Systematic listing – Easy

Systematic listing – Medium

Systematic listing – Hard

Venn diagrams – Medium

Venn diagrams – Hard

Tree diagrams – Easy

Tree diagrams – Medium

Tree diagrams – Hard

Probability of events – Easy

Probability of events – Medium

Probability of events – Hard

Statistics

27 Quizzes

Population distribution – Easy

Population distribution – Medium

Population distribution – Hard

Frequency tables – Easy

Frequency tables – Medium

Frequency tables – Hard

Compare data using graphs – Easy

Compare data using graphs – Medium

Compare data using graphs – Hard

Averages – Easy

Averages – Medium

Averages – Hard

Scatter graphs – Easy

Scatter graphs – Medium

Scatter graphs – Hard

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