The difference bar: Generate easy subtractions
Learn how to split up numbers in your head. Split the numbers into parts that are easy to work with, work out each part and then answer the initial subtraction problem.
Additional details |
|
| Year level(s) | Year 3 |
|---|---|
| Audience | Student |
| Purpose | Student task, Home practice tasks |
| Format | Interactive |
| Keywords | games |
Curriculum alignment |
|
| Strand and focus | Number |
| Topics | Addition and subtraction |
| AC: Mathematics (V9.0) content descriptions |
AC9M3A02
Extend and apply knowledge of addition and subtraction facts to 20 to develop efficient mental strategies for computation with larger numbers without a calculator |
| Numeracy progression |
Additive strategies (P8)
Number patterns and algebraic thinking (P3) |
Copyright details |
|
| Organisation | Education Services Australia |
| Copyright | © Education Services Australia. Creative Commons BY-SA 3.0 AU. |
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