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Listed under:  Mathematics  >  Number (Mathematics)  >  Real numbers  >  Integers  >  Positive integers
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First steps in mathematics: Number – Book 1

The content of this book is organised into topics including understanding whole and decimal numbers, and understanding fractional numbers.

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AERO Ochre Maths Year 5 Unit 2 - Addition and subtraction problem solving

This sequence of 10 lessons will teach students about six-digit numbers and their properties.

Downloadable

AERO Ochre Maths Year 5 Unit 1 - Reasoning with large numbers

This sequence of 10 lessons will teach students about six-digit numbers and their properties.

Text

Numbers 20-100

This is a collection of digital activities and printable worksheets that uses the Italian ordinal numbers 20 to 100 in a variety of contexts, such as expressing weights and distances (in kilograms and kilometres), ages, phone numbers and street addresses, and playing cultural games such as tombola. It provides drills for ...

Interactive

Sites2See – number for primary

Selected links to a range of interactive online resources for the study of number in Foundation to Year 6 Mathematics.

Interactive

The difference bar: go figure

This tutorial is suitable for use with a screen reader. It explains how to split up numbers in your head when finding the difference between two numbers such as 26 and 73. Work through sample questions and instructions explaining how to use linear partitioning techniques. Find the difference between pairs of numbers. Split ...

Interactive

The multiplier: go figure

This tutorial is suitable for use with a screen reader. It explains strategies for solving complex multiplications in your head such as 22x38. Work through sample questions and instructions explaining how to use partitioning techniques. Solve multiplications by breaking them up into parts that are easy to work with, use ...