Learn about our base ten number system. You'll need paper and pencil, a dice and a great attitude.
Year 4
Year 4
These lessons can support short-term learning at home when face-to-face learning is interrupted.
Students can start at lesson 1 and work their way through in order. Each lesson is either a video or a PowerPoint presentation.
You can also:
- learn how to view PowerPoint files on different devices
- find out more about learning at home
- access lesson guides for each year level
- view all lessons for all year levels.
Place value of base ten number system
Mathematics lesson 1 (Series 1)
Regrouping and partitioning numbers
Mathematics lesson 2 (Series 1)
Learn how to partition and regroup numbers. You'll need paper, pencil and a great attitude.
Revising the thousands place
Mathematics lesson 3 (Series 1)
Revise your learning on the thousands place. You'll need paper or your maths book, a pencil, a ruler and a great attitude.
Reading numbers to ten thousand
Mathematics lesson 4 (Series 1)
Learn to read numbers up to ten thousand. You'll need paper and pencil, a dice, a ruler and a great attitude.
Ordering numbers
Mathematics lesson 5 (Series 1)
Learn how to compare and order numbers. You'll need paper or maths book and pencil, ruler and a great attitude.
Adding numbers using regrouping
Mathematics lesson 6 (Series 1)
Learn to partition and regroup numbers to solve problems using the column method. You'll need a pencil, paper or a maths book, a ruler and great attitude.
Adding numbers using regrouping
Mathematics lesson 7 (Series 1)
Learn to partition and regroup numbers to solve problems using the column method. You'll need a pencil, paper or a maths book, a ruler and great attitude.
Subtracting numbers up to 999
Mathematics lesson 8 (Series 1)
Learn to subtract using partitioning and regrouping with numbers up to 999. You'll need a pencil, paper or a maths book, a ruler and great attitude.
Subtracting numbers up to 9999
Mathematics lesson 9 (Series 1)
Learn to partition and regroup numbers to solve problems using the column method using numbers up to 9999. You'll need a pencil, paper or a maths book, a ruler and great attitude.
Inverse operations
Mathematics lesson 10 (Series 1)
Learn about the relationship between addition and subtraction (inverse operations). You'll need a pencil, paper or a maths book, a ruler, a calculator and great attitude.
Pages
Internet safety advice
These lessons might include links to other websites, applications, multimedia or video hosting sites such as YouTube.
When accessing these links, we recommend you do not:
- subscribe
- like
- comment
- download files
- share personal details
- take part in discussion forums
- take part in other social media aspects of the sites.
If any part of the online content makes you feel uncomfortable, close the website window and notify an adult (parent or teacher) immediately.
Visit protect yourself online: a guide to cyber security for young people to learn more.
Copyright statement
The Department for Education, South Australia, has created teaching and curriculum resources to support students during the staged return to school in 2022.
The resources are available for students, parents and teachers in South Australia, where students are undertaking remote learning.
The material has been produced and communicated on behalf of the State and, to the extent necessary, in reliance on section 113P and/or Part VII of the Copyright Act 1968 (Cth).
If you believe you own or otherwise have an interest in the copyright in any aspect of these materials and object to its use, please notify education.customers@sa.gov.au.
