Year 9 Term 4

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Year 9 Term 4

Number: Interactive Lessons
Addition and Subtraction with Fractions and Mixed Numbers
Number
Addition and Subtraction with Fractions and Mixed Numbers
4 part lesson on adding and subtracting mixed numbers.
Handling Data: Interactive Lessons
Frequency Trees
Handling Data
Frequency Trees
4 part lesson on drawing and interpreting frequency trees.
Shape: Interactive Lessons
Area of Parallelograms and Trapezia
Shape
Area of Parallelograms and Trapezia
4 part lesson on finding the area of parallelogram and trapezia.
Shape: Interactive Lessons
Perimeter of Shapes
Shape
Perimeter of Shapes
4 part lesson on calculating the perimeter of 2D shapes.
Shape: Interactive Lessons
Area of Irregular Shapes
Shape
Area of Irregular Shapes
4 part lesson on measuring the area of irregular shapes.
Shape: Interactive Lessons
Area of Compound Shapes
Shape
Area of Composite Shapes
4 part lesson on calculating the area of compound shapes.
Shape: Interactive Lessons
Area of Triangles
Shape
Area of Triangles
4 part lesson on calculating the area of triangles.
Shape: Interactive Lessons
Shape
Area of Rectangles
4 part lesson on finding the area of rectangles.
Shape: Interactive Lessons
Angles in a Quadrilateral
Shape
Angles in a Quadrilateral
4 part lesson on calculating angles in a quadrilateral.
Shape: Interactive Lessons
Angles in Parallel Lines
Shape
Angles in Parallel Lines
4 part lesson on recognising angles in parallel lines.
Shape: Interactive Lessons
Problems with Angles in Parallel Lines
Shape
Problems with Angles in Parallel Lines
4 part lesson on solving problems with angles in parallel lines.
Shape: Interactive Lessons
Angles in a Triangle
Shape
Angles in a Triangle
4 part lesson on calculating angles in a triangle.
Shape: Interactive Lessons
Bearings and Scale Drawings
Shape
Bearings and Scale Drawings
4 part lesson on bearings and scale drawings.
Shape: Interactive Lessons
Constructing Regular Polygons
Shape
Constructing Regular Polygons
4 part lesson on constructing regular polygons.
Shape: Interactive Lessons
Interior and exterior angles
Shape
Interior and Exterior Angles
4 part lesson on calculating interior and exterior angles in polygons.
Number: Interactive Lessons
Adding Fractions with Different Denominators
Number
Adding Fractions with Different Denominators
4 part lesson on adding fractions with different denominators.

Mr Mathematics Blog

Trigonometric Identities Sin, Cos and Tan

September 15, 2020
How to introduce the sin, cos and tan trigonometric identities.

Calculating a Reverse Percentage

September 3, 2020
How to teach calculating the original amount after a percentage change.

Comparing Datasets using the Mean and Range

August 25, 2020
The importance of the range when comparing comparing datasets.