Stage 1, mathematics, Year B – Unit 36
This two-week unit develops student knowledge and skills in understanding the many different situations where addition, subtraction, multiplication and division can be used.
Syllabus
Syllabus outcomes and content descriptors from Mathematics K–10 Syllabus (2022)External link © NSW Education Standards Authority (NESA) for and on behalf of the Crown in right of the State of New South Wales, 2024.
Students are provided opportunities to:
- investigate the 4 operations through problem solving
- explore inverse operations
- engage in meaningful activities using repeated halving and doubling.
Representing whole numbers A – MAO-WM-01, MA1-RWN-01, MA1-RWN-02
- Represent numbers on a line
- Represent the structure of groups of ten in whole numbers
Representing whole numbers B – MAO-WM-01, MA1-RWN-01, MA1-RWN-02
- Use counting sequences of ones and tens flexibly
- Form, regroup, and rename three-digit numbers
Combining and separating quantities A – MAO-WM-01, MA1-CSQ-01
- Use advanced count-by-one strategies to solve addition and subtraction problems
- Recognise and recall number bonds up to ten
- Use flexible strategies to solve addition and subtraction problems
- Represent equality
Combining and separating quantities B – MAO-WM-01, MA1-CSQ-01
- Represent and reason about additive relations
- Form multiples of ten when adding and subtracting two-digit numbers
- Use knowledge of equality to solve related problems
Forming groups A – MAO-WM-01, MA1-FG-01
- Count in multiples using rhythmic and skip counting
- Use skip counting patterns
- Model and use equal groups of objects to represent multiplication
- Recognise and represent division
Forming groups B – MAO-WM-01, MA1-FG-01
- Represent and explain multiplication as the combining of equal groups
- Model doubling and halving with fractions
- Represent multiplication and division problems