# Multi-age K–2, mathematics, Year B – Unit 08

This sample multi-age unit explores the big idea that 'what needs to be measured determines the unit of measurement'.

## Syllabus

Syllabus outcomes and content descriptors from the Mathematics K–10 Syllabus (2022) © 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 with opportunities to:

• explore transformation
• explore measurement
• use uniform units.

## Syllabus focus and content groups

### Early Stage 1

Representing whole numbers – MAO-WM-01, MAE-RWN-01, MAE-RWN-02

• Instantly name the number of objects within small collections
• Use the counting sequence of ones flexibly
• Recognise number patterns
• 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
• Identify part-whole relationships in numbers up to 10

Forming groups – MAO-WM-01, MAE-FG-01

Copy, continue and create patterns

Geometric measure – MAO-WM-01, MAE-GM-01

• Length: Use direct and indirect comparisons to decide which is longer
• Length: Create half a length

Two-dimensional spatial structure – MAO-WM-01, MAE-2DS-01, MAE-2DS-02

• 2D shapes: Represent shapes
• Area: Identify and compare area

Three-dimensional spatial structure – MAO-WM-01, MAE-3DS-01, MAE-3DS-02

• Volume: Compare internal volume by filling and packing
• Volume: Compare volume by building

Non-spatial measure – MAO-WM-01, MAE-NSM-01, MAE-NSM-02

• Time: Compare and order the duration of events using the language of time
• Time: Tell time on the hour on analog and digital clocks

### Stage 1

Representing whole numbers – MAO-WM-01, MA1-RWN-01, MA1-RWN-02

• Part A – Use counting sequences of ones with two-digit numbers and beyond
• Part A – Continue and create number patterns
• Part A – Represent numbers on a line
• Part A – Represent the structure of groups of ten in whole numbers
• Part B – Use counting sequences of ones and tens flexibly
• Part B – Form, regroup, and rename three-digit numbers

Combining and separating quantities – MAO-WM-01, MA1-CSQ-01

• Part A – Use advanced count-by-one strategies to solve addition and subtraction problems
• Part A – Recognise and recall number bonds up to 10

Forming groups – MAO-WM-01, MA1-FG-01

• Part A – Count in multiples using rhythmic and skip counting
• Part A – Recognise and represent division
• Part B – Represent and explain multiplication as the combining of equal groups
• Part B – Model doubling and halving with fractions

Geometric measure – MAO-WM-01, MA1-GM-01, MA1-GM-02, MA1-GM-03

• Part A – Length: Measure the lengths of objects using uniform informal units
• Part A – Length: Compare lengths using uniform informal units
• Part A – Length: Subdivide lengths to find halves and quarters
• Part B – Length: Compare and order lengths, using appropriate uniform informal units

Two-dimensional spatial structure – MAO-WM-01, MA1-2DS-01, MA1-2DS-02

• Part A – 2D shapes: Transform shapes with slides and reflections
• Part A – Area: Measure areas using uniform informal units
• Part B – 2D shapes: Identify and describe the orientation of shapes using quarter turns
• Part B – Area: Compare rectangular areas using uniform square units of an appropriate size in rows and columns

Three-dimensional spatial structure – MAO-WM-01, MA1-3DS-01, MA1-3DS-02

• Part A – Volume: Measure and compare the internal volumes (capacities) of containers by filling
• Part A – Volume: Measure the internal volume (capacity) of containers by packing
• Part A – Volume: Construct volumes using cubes
• Part B – Volume: Compare containers based on internal volume (capacity) by filling and packing
• Part B – Volume: Compare volumes using uniform informal units

Non-spatial measure – MAO-WM-01, MA1-NSM-01, MA1-NSM-02

• Part A – Time: Tell time to the half-hour
• Part B – Time: Describe duration using units of time
• Part B – Time: Tell time to the quarter-hour using the language of ‘past’ and ‘to’

## Resource

Category:

• Combining and separating quantities
• Forming groups
• Geometric measure
• K-2
• Mathematics (2022)
• Non-spatial measure
• Representing whole numbers
• Three-dimensional spatial structure
• Two-dimensional spatial structure
• Unit