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# 3.5 Working across one whole: improper fractions and mixed numbers

Created on 21 August 2019 by ncetm_administrator
Updated on 22 August 2019 by ncetm_administrator

## Introduction

Meet mixed numbers and improper fractions, and learn to convert between them; compare, order and place them on a number line. Extend addition and subtraction from within a whole to numbers greater than one whole.

## Teaching points

• Teaching point 1: Quantities made up of both wholes and parts can be expressed as mixed numbers.

• Teaching point 2: Mixed numbers can be placed on a number line.

• Teaching point 3: Understanding how to compare and order proper fractions supports the comparison and ordering of mixed numbers.

• Teaching point 4: Mixed numbers can be partitioned and combined in the same way as whole numbers.

• Teaching point 5: Mixed numbers can be written as improper fractions.

• Teaching point 6: Improper fractions can be added and subtracted in the same way as proper fractions.

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