# Year 9 Term 5

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# Year 9 Term 5

##### Handling Data
Interactive Lessons

## Union and Intersection of Sets

Students learn how to calculate the union and intersection of sets using Venn diagrams.  As learning progresses ...
##### Algebra
Interactive Lessons

## Problems with Simultaneous Equations

To introduce the idea of equivalent equations the starter involves calculating the common factor between multipl...
##### Algebra
Interactive Lessons

## Solving Simultaneous Equations

At the start of the lesson students review deriving and solving a simple equation from a geometrical puzzle.  Th...
##### Algebra
Interactive Lessons

## Solving Simultaneous Equations Graphically

The start of the lesson involves recognising the properties of linear functions both algebraically and graphical...
##### Shape
Interactive Lessons

Students learn how to perform vector addition and subtraction using column notation.  As learning progresses stu...
##### Handling Data
Interactive Lessons

## Interpreting Scatter Graphs

Students learn how to use the line of best fit to estimate missing data values.  To extend on this in the develo...
##### Handling Data
Interactive Lessons

## Plotting Scatter Graphs

Students learn how to plot scatter graphs to identify whether any correlation exists between to measurments.  As...
##### Handling Data
Interactive Lessons

## Correlation and Causation

Students use and plot scatter graphs to understand how correlation may not imply mean causation.  As learning pr...
##### Algebra
Interactive Lessons

## Trial and Improvement

At the start of the lesson students set up an equation involving the area of rectangle which is solved using a m...
##### Algebra
Interactive Lessons

## Equations with Fractions

At the start of the lesson students recap solving equations where the unknown appears on one side of the equals ...
##### Algebra
Interactive Lessons

## Equations with the Unknown on Both Sides

At the start of the lesson students review solving a two step linear equation using the balance method.  The dev...
##### Algebra
Interactive Lessons

## Solving Equations

The start of the lesson introduces the need to generate and solve an equation through a sense of wonder and magi...
##### Handling Data
Interactive Lessons

## Writing Probabilities

The start of the lesson is used to review systematically ordering possible permutations of combined events.  The...
##### Handling Data
Interactive Lessons

## Sample Space Diagrams

Students learn how to organise all the permutations of multiple events using tables and sample space diagrams.  ...
##### Handling Data
Interactive Lessons

## Probability Trees

Students are introduced to probability trees as a means to systematically calculate probabilities when two or mo...
##### Handling Data
Interactive Lessons

## Probability Scale

At the start of the lesson students match an event with the keyword which most closely matches the likelihood of...

### Mr Mathematics Blog

#### Sharing an Amount to a Given Ratio

There are three common methods for sharing an amount to a given ratio.  Depending on the age group and ability range I am teaching I would choose one approach over the other two. The three methods are: Using fractions Unitary method Using a table In this blog I will demonstrate each of the three methods […]

#### Plotting Scatter Graphs and Understanding Correlation

To introduce plotting scatter graphs and understanding correlation I ask students to think about the relationships between different variables and to describe how they might be related. Here's my starter activity which students discuss in pairs then present to me on mini-whiteboards. When the students have had time to discuss the matching pairs we talk […]

#### Plotting Quadratic Graphs on Cartesian Axes

In recent examiner reports it is noted how important it is for students to understand the properties of a parabola  when plotting quadratic graphs on Cartesian axes.  Students who have a secure understanding of parabolas can use them to correct miscalculated values in their table of results and are more likely to attain full marks […]