# Mathematics – Multi-age – Year A – Unit 16

This two-week unit provides students with opportunities to explore different situations where you can use addition, subtraction, multiplication, and division.

Mathematics K-2 Syllabus © 2021 NSW Education Standards Authority (NESA) for and on behalf of the Crown in right of the State of New South Wales.

Students are provided opportunities to:

• rename and partition numbers
• use flexible strategies to solve addition and subtraction problems
• represent equality
• use equal groups to represent multiplication
• use flexible strategies to solve multiplication and division problems

## Syllabus focus and content group

### Early Stage 1

##### Representing whole numbers – MAO-WM-01, MAE-RWN-01, MAE-RWN-02
• Connect counting and numerals to quantities
##### Combining and separating quantities – MAO-WM-01, MAE-CSQ-01, MAE-CSQ-02
• Model additive relations and compare quantities
##### Forming groups – MAO-WM-01, MAE-FG-01, MAE-FG-02
• Investigate and form equal groups by sharing
• Record grouping and sharing

### Stage 1

##### Representing whole numbers A
• Use counting sequences of ones with two-digit numbers and beyond
• Represent the structure of groups of ten in whole numbers
##### Representing whole numbers B
• 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 flexible strategies to solve addition and subtraction problems
• Represent equality