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

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View on Australian Curriculum website Australian Curriculum, Assessment and Reporting Authority
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

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20 direct matches to ACMNA032

Video

Numbers Count: What are factors?

  • TLF-IDM020175

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.

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Interactive

Disco Goats (Array models for multiplication and division) - ABC Education

  • TLF-IDA005650

As a team, use your knowledge of arrays and multiplication and division facts to get the bunnies into formation. Mathematical ideas and strategies this game supports: using arrays to find the factors of whole numbers between 10 and 100; identifying the factors of composite numbers and prime numbers; using multiplication ...

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Interactive

Goat Busters (Area model for multiplication) - ABC Education

  • TLF-IDA005649

As a team use the area model and mathematical thinking to find the answer to tricky calculations. Mathematical ideas and strategies this game supports: area model for multiplication; 1 x 2-digit multiplication; 2 x 2-digit multiplication; identifying factors; partial products; distributive property; place value partitioning ...

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Text

What needs to be measured determines the unit of measurement: K–2 Year B – Unit 3

  • TLF-IDA005508

This two-week unit develops student knowledge, understanding and skills of measurement.

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Text

What needs to be measured determines the Unit of measurement: K–2 Year B – Unit 8

  • TLF-IDA005503

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

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Text

Collections of objects can be changed by adding more (combining) or taking some away (separating): K–2 Year B – Unit 9

  • TLF-IDA005502

This unit develops understanding and skills of forming groups and combining and separating.

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Text

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

  • TLF-IDA005500

This two-week unit develops student knowledge, understanding and skills to solve mathematical problems using critical and strategic thinking.

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Text

Making and using equal groups: K–2 Year B – Unit 13

  • TLF-IDA005499

This sample multi-age unit develops student knowledge, understanding and skills of making and using equal groups. Students are provided opportunities to: recognise, model and use equal and unequal groups; share collections by forming equal groups; use arrangements to distinguish between the number of groups and the number ...

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Text

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

  • TLF-IDA005498

This sample multi-age unit develops student knowledge, skills and understanding about repeating patterns, arrays and different ways to present and communicate about data.

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Text

A fraction (like one half) can mean half of a measure or half of a collection: K–2 Year B – Unit 15

  • TLF-IDA005497

This two-week unit develops student knowledge and skills in understanding that a fraction can mean half a collection or half a measure. Students are provided opportunities to engage in meaningful activities using repeated halving to explore halves, quarters or eighths; create and explore collections of objects that have ...

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Text

There are many different situations where addition, subtraction, multiplication and division can be used: K–2 Year B – Unit 16

  • TLF-IDA005495

This two-week unit develops student knowledge and skills in understanding different situations where addition, subtraction, multiplication and division can be used. Students are provided opportunities to investigate the four operations through problem solving; explore the relationship between different operations and inverse ...

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Video

The Mathscots: Visiting the Dog Groomer - Groomer Give Aways

  • TLF-IDA004841

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 ...

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Text

The Mathscots: Level 2 Teaching Guide

  • TLF-IDA004827

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 ...

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Video

The Mathscots: Sharing the Sausages

  • TLF-IDA004825

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 ...

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Video

The Mathscots: Dog Feeder Dilemma

  • TLF-IDA004824

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 ...

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Video

The Mathscots: Knit 1, Purr 1

  • TLF-IDA004823

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 ...

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Text

Addition and Subtraction - Calculate

  • TLF-IDA004282

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.

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Text

The Array Game - Calculate

  • TLF-IDA004276

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

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Downloadable

How many clumps?

  • TLF-IDA003524

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

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Interactive

Piñata Party Tens (2-digit place value)

  • TLF-IDA003068

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. - ...

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