Close message Scootle has stopped supporting resources that use the Adobe Flash plug-in from 18 Dec 2020. Learning paths that include these resources will have alerts to notify teachers and students that one or more of the resources will be unavailable. Click here for more info.

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

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

Group, partition and rearrange collections up to 1000 in hundreds, tens and ones to facilitate more efficient counting (ACMNA028)

Elaborations
  • using an abacus to model and represent numbers
  • understanding three-digit numbers as comprised of hundreds, tens and ones/units
  • demonstrating and using models such as linking blocks, sticks in bundles, place-value blocks and Aboriginal bead strings and explaining reasoning
General capabilities
  • Numeracy Numeracy
  • Critical and creative thinking Critical and creative thinking
ScOT terms

Place value,  Counting,  Associativity

Refine by resource type

Refine by year level


Refine by learning area


Refine by topic

Related topic * No suggestions

4 direct matches to ACMNA028 | 16 other related resources
Showing the top 20 search results

Online

reSolve: Authentic Problems: What's For Lunch?

  • TLF-IDM024882

This sequence of four lessons invites students to investigate how many of a chosen food item are eaten at their school in a year. Students identify the mathematical knowledge they need to find how many of the selected items they eat in a year and devise a plan to find the total number, using grouping, partitioning and repeated ...

View detailsView resource
Online

reSolve: Place Value Cards

  • TLF-IDM021827

This sequence of two lessons explores the multiplicative place value properties of numbers. Students learn to represent numbers up to 1000 as multiples of 100s, 10s and 1s. Students skip count according to random arrangements of place value cards and explore whether the order of the cards affects the totals. They then use ...

View detailsView resource
Interactive

Wishball challenge: tens

  • TLF-IDL8459

Challenge your understanding of place value in whole numbers up to 99. Receive a starting number, such as 86, and work towards turning it into a target number, such as 18, within 20 turns. Spin a random digit, choose its decimal place value and use the given operation (either addition or subtraction) on your starting number. ...

View detailsView resource
Online

reSolve: Counting Large Collections

  • TLF-IDM021825

This lesson engages students in investigating how to count a large number of objects. Students are encouraged to think of efficient counting strategies and effective ways to keep track of their count. They explore unitising, leading to an opportunity to explore the patterns formed and build an understanding of place value. ...

View detailsView resource
Interactive

Number trains

  • TLF-IDL2317

Arrange train carriages according to numbers on their sides. The numbers are represented in a range of formats such as words, numerals, dice dots or counting frames. Identify the numbers that come before and after starting numbers. Begin with numbers up to ten. Move on to work with larger numbers such as 40 and 50. Practise ...

View detailsView resource
Interactive

The array: go figure

  • TLF-IDL108

This tutorial is suitable for use with a screen reader. It explains strategies for solving simple multiplications in your head such as 6x4. Work through sample questions and instructions explaining how to break up numbers into their factors. Solve multiplications by using arrays to break them up into rows and columns, then ...

View detailsView resource
Interactive

Wishball: hundreds

  • TLF-IDL8456

Test your understanding of place value with three-digit numbers. Start with a three-digit whole number such as 507. A spinner provides a randomly generated digit. Choose its place value and add it to (or subtract it from) your starting number. Work towards a given target number, say 539, using other digits. You can choose ...

View detailsView resource
Interactive

Wishball: whole numbers

  • TLF-IDL867

Test your understanding of decimal place value with whole numbers. Receive a starting number, such as 3786, and work towards turning it into a target number, such as 7664. Spin a random digit, choose its decimal place value and decide whether to add or subtract the random digit from your starting number. You can use a 'Wishball' ...

View detailsView resource
Interactive

Wishball challenge: hundreds

  • TLF-IDL8457

Challenge your understanding of place value in whole numbers up to 999. Receive a starting number, such as 328, and work towards turning it into a target number, such as 177, within 20 turns. Spin a random digit, choose its decimal place value and use the given operation (either addition or subtraction) on your starting ...

View detailsView resource
Interactive

Wishball challenge: whole numbers

  • TLF-IDL871

Test your understanding of decimal place value with whole numbers. Receive a starting number, such as 3786, and work towards turning it into a target number, 7664. Spin a random digit, choose its decimal place value and use the given operation (either addition or subtraction) on your starting number. Be careful not to overshoot ...

View detailsView resource
Video

Representing numbers 6-10

  • TLF-IDM015949

Dodly and Flynn meet while Flynn is building a model volcano. They count snails and toy dinosaurs and show different ways to represent each of the numbers from six to ten through writing, drawing or sharing between two groups. The Super Seven and others also help out.

View detailsView resource
Video

Zero the hero

  • TLF-IDM024939

What is the role of zero as a placeholder for large numbers such as 1 million, 1 billion and 1 trillion? Find out about the notion of place value and powers of ten through the act of bead counting.

View detailsView resource
Video

Counting pirate treasure

  • TLF-IDM017301

Watch as a stingy pirate captain counts out wages in 'pieces of eight' (gold coins) for one of his crew. Watch as the pirate captain takes away pieces of eight for what he calls 'deductions'. See how much gold the crew member walks away with!

View detailsView resource
Video

Maths Years 3 - 4 with Ms Kirszman: Quantifying collections

  • TLF-IDM025795

In this lesson, Ms Kirszman teaches you how to play Minute To Win It, and she explores how we can quantify collections without needing to count but by looking and thinking instead. The use of familiar structures to help you quantify collections is also explored, for example, dice patterns and ten-frames.

View detailsView resource
Interactive

10 frame fill - iTunes app

  • TLF-IDM019604

Develop counting and addition skills using frames of 10. Fill the frame drawing on knowledge of families of ten (2 and 8, 3 and 7, 6 and 4, etc). As you progress, select the option to show the number sentence on screen. Free when reviewed on 12/5/2015.

View detailsView resource
Interactive

Number line, by the Math Learning Centre - iTunes app

  • TLF-IDM019626

Use a virtual number line to visualise number sequences and to represent and solve addition, subtraction, multiplication and division problems. Free when reviewed on 12/5/2015.

View detailsView resource
Interactive

Digicubes - iTunes app

  • TLF-IDM019679

Explore number patterns using digicubes, squares that change colour into lengths that match the cuisenaire rods. Take a photo of your work to share your ideas. Free when reviewed on 12/5/2015.

View detailsView resource
Text

Numbers 1-10

  • TLF-IDM012925

This is a collection of digital activities and printable worksheets that introduces Italian cardinal numbers one to ten. It provides simple exercises to support numbers recognition in context, as well as a range of pronunciation drills. Translations, solutions and flashcards for essential vocabulary are also provided. This ...

View detailsView resource
Video

Recording numbers

  • TLF-IDM015939

Dodly is trying to keep count of the number of sheep in the backyard. Flynn helps Dodly to keep count by representing the numbers in different ways. They use models, drawings, strokes and numerals to keep count. Also discover the ways different cultures have recorded numbers.

View detailsView resource
Video

Maths Years F-1 with Miss James: Subtraction using concrete and pictorial strategies

  • TLF-IDM025803

In this lesson, Miss James teaches you how to solve subtraction problems using counters and pictures. She demonstrates how to set up and solve the subtraction questions correctly, and she provides opportunities for you to have a go at home.

View detailsView resource