Mathematics / Year 2 / Number and Algebra / Number and place value

Curriculum content descriptions

Recognise and represent division as grouping into equal sets and solve simple problems using these representations (ACMNA032)

Elaborations
  • dividing the class or a collection of objects into equal-sized groups
  • identifying the difference between dividing a set of objects into three equal groups and dividing the same set of objects into groups of three
General capabilities
  • Literacy Literacy
  • Numeracy Numeracy
  • Critical and creative thinking Critical and creative thinking
ScOT terms

Division,  Factors

Video

Numbers Count: What are factors?

What are factors? Watch as the jelly babies in this clip show you! What are the factors of 12? How many factors does the number 11 have? Try explaining to a friend what a prime number is.

Online

reSolve: Authentic Problems: Bunches of Balloons

This sequence of three lessons introduces division and multiplication through the context of decorating a room with clusters of balloons. Students carry out an inquiry using a variety of processes associated with multiplication and division such as grouping concrete objects, arrays, repeated addition and skip counting. ...

Text

Addition & Subtraction Year 2 - Calculate

The focus of this activity is to find out what students know about different addition strategies.

Text

Patterns have something that repeats over and over and over again: K-2 Year A – Unit 2

Patterns have something that repeats over and over and over again – this unit provides an opportunity to further develop students’ knowledge, skills and understanding of patterns.

Text

Collections of ten are really useful: K–2 Year A – Unit 11

This sample unit provides further develops students' knowledge, understanding and skills of place value and number representation.

Text

Problems can be solved and represented in different ways: K–2 Year A – Unit 20

This two-week unit develops student knowledge, understanding and skills that problems can be solved and represented in different ways.

Text

Patterns have something that repeats over and over and over again: K–2 Year A – Unit 12

This sample unit develops student knowledge, understanding, and skills in patterning.

Text

What needs to be measured determines the unit of measurement: K–2 Year A – Unit 17

This two-week unit introduces students to formal units of measurement in length and further develops student knowledge, understanding and skills of uniform informal units of measurement.

Video

The Mathscots: Visiting the Dog Groomer - Groomer Give Aways

In this animated video, Prime and Poly are offered free shampoo samples when they visit the dog groomer. Can Abacus the cat help to work out how to share the samples equally when more dogs arrive? The mathematical focus is on understanding that multiplication and division problems can be modelled using equal groups, sets ...

Text

The Mathscots: Level 2 Teaching Guide

This teaching guide provides a range of associated activities for each of the Mathscots episodes at Year 2. The guide contains a summary of the mathematical focus in each episode, a range of scaffolded learning experiences for before, during and after viewing each video, activities for families at home, and sets of printable ...

Video

The Mathscots: Sharing the Sausages

In this animated video, Prime the puppy uses multiplication, division and subtraction to work out how many sausages are served at dinner. The mathematical focus is on representing array problems with available materials and explaining reasoning; visualising a group of objects as a unit and using this to calculate the number ...

Video

The Mathscots: Dog Feeder Dilemma

In this animated video, Prime’s new dog feeder is not working as it should. Can Abacus help Prime get the food she needs? The mathematical focus is on multiplication facts for twos using doubling; modelling and representing simple additive and multiplicative situations and problem solving. The video includes a full transcript ...

Video

The Mathscots: Knit 1, Purr 1

In this animated video, Abacus the cat keeps a count of the hats, scarves and leg warmers that Ada and Al knit for the Mathscots. The mathematical focus is on counting by 1s and skip counting by 2s and 4s, choosing procedures for efficiency; using facts of 10, additive thinking and place value concepts; noticing, observing ...

Text

Addition and Subtraction - Calculate

This game focuses on addition, subtraction and estimation. It can be played many times as the totals will often be different and the focus of the mathematics can change. There is a video included to help with how to play the game.

Text

The Array Game - Calculate

The purpose of this game is for students to construct arrays and to describe them in words and numbers.

Downloadable

How many clumps?

This series of lessons develops students' skills, knowledge and processes of multiplicative thinking, incoporating a First Nations perspective.

Online

Mathematical modelling: Year 2 – planning tool

This planning resource for Year 2 is for the topic of Mathematical modelling. Students use mathematical modelling to solve practical problems involving additive and multiplicative situations, including money transactions; represent situations and choose calculation strategies; interpret and communicate solutions in terms ...

Online

Multiplication and division: Year 2 – planning tool

This planning resource for Year 2 is for the topic of Multiplication and division. Students begin to explore multiplication and realise that it can be represented in many ways.

Interactive

Piñata Party Tens (2-digit place value)

As a team, use your knowledge of tens and ones place values to help the goats release the treats from the piñata and have the GOAT party! Mathematical ideas and strategies this game supports: - Increasing and decreasing the value of 2-digit numbers. - Identifying the value of a digit based on its position in a numeral. - ...

Online

Paying It Forward

This resource is a cross-curricular suite of units for Years F-6. The units develop understanding of tax and superannuation while focusing on understanding civic values and the financial wellbeing of students. There are three units, one each for F-2, 3-4 and 5-6 classrooms. They include downloadable materials, links to ...