# Adding and Subtracting with Negative Numbers

Adding and subtracting with negative numbers is taught through the use of a number line.  As learning progresses students begin to visualise the calculation and use written methods for larger and smaller values.  Students later apply their learning to complete number pyramids involving a mixture of positive and negative integers.
##### Differentiated Learning Objectives
• All students should be able to add and subtract with negative numbers using a number line.
• Most students should be able to add and subtract with negative numbers using written methods.
• Some students should be able to recognise that a 3 - -2 becomes 3 + 2 through a change of direction on the number line.

### Mr Mathematics Blog

#### Area of Compound Shapes

To find the area of compound shapes students need to understand what the word compound means.  Therefore, I ask students to discuss in pairs a definition for the word compound and to extend it to include the shapes below.  As a result of their learning in science students agree that a compound can be defined […]

#### Priorities for the Spring Term

At the start of the Spring Term these are three main priorities for me as the Head of Mathematics.

#### Mutually Exclusive Outcomes and Events

I teach mutually exclusive outcomes directly after students have encountered Venn diagrams. This is the fifth Year 8 Probability lesson.