Year 7

# Positive and negative numbers

## Lessons (12)

• In this lesson, we will interpret negative numbers in a variety of contexts and explore movement on an 'extended' number line.
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will learn to interpret the absolute value of a number and understand how to order negative numbers using inequality notation.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will be able to model addition of a positive number as a translation on the number line and use this model to develop strategies for addition.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will learn how to model addition of a negative number as a translation on the number line and explore what happens when two additive inverses are added together.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will explore the relationship between subtracting positive numbers and adding additive inverses.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will explore subtracting negative numbers as the addition of the additive inverse.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will explore multiplication involving at least one positive number and learn how it is possible to visualise multiplication as a stretch by a scale factor.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will learn about negative scale factors and explore the commutativity of multiplication.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will investigate how to find the product of two negative numbers.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will explore a model for division involving counting backwards and analysing a number line.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will derive further division facts using 'fact families'.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will practise negative number calculations, linking them to axioms like commutativity and associativity.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video