Mathematics / Year 4 / Number and Algebra / Number and place value

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Curriculum content descriptions

Investigate and use the properties of odd and even numbers (ACMNA071)

Elaborations
  • using the four operations with pairs of odd or even numbers or one odd and one even number, then using the relationships established to check the accuracy of calculations
General capabilities
  • Numeracy Numeracy
ScOT terms

Parity (Integers)

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4 direct matches to ACMNA071 | 15 other related resources

Video

Odd and even numbers

  • TLF-IDM021401

Do you know what makes an odd number and what makes an even number? There are a few ways to test whether a number is odd or even. Find out about one method in this video, then see if you can discover at least one other method.

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Online

reSolve: Algebra: Odds and Evens

  • TLF-IDM021833

This sequence of two lessons focuses on developing students' understanding of the properties of odd and even numbers. Students explore the results of adding and subtracting odd and even numbers and use these results to make generalisations. They then apply this generalisation to solve problems and to explore patterns. The ...

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Interactive

Sites2See – number for primary

  • TLF-IDM016278

Selected links to a range of interactive online resources for the study of number in Foundation to Year 6 Mathematics.

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Online

Odd and even: Year 4 – planning tool

  • TLF-IDA003176

This planning resource for Year 4 is for the topic of Odd and even. Students investigate the properties of odd and even numbers. They learn to identify and explain patterns that emerge when odd and even numbers are used in computation problems.

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Interactive

The multiplier: go figure

  • TLF-IDL90

This tutorial is suitable for use with a screen reader. It explains strategies for solving complex multiplications in your head such as 22x38. Work through sample questions and instructions explaining how to use partitioning techniques. Solve multiplications by breaking them up into parts that are easy to work with, use ...

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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 ...

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Interactive

The take-away bar: go figure

  • TLF-IDL102

This tutorial is suitable for use with a screen reader. It explains strategies for solving subtractions in your head such as 87-39. Work through sample questions and instructions explaining how to use linear partitioning techniques. Solve subtractions by breaking them up into parts that are easy to work with, work out each ...

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Interactive

The difference bar: go figure

  • TLF-IDL114

This tutorial is suitable for use with a screen reader. It explains how to split up numbers in your head when finding the difference between two numbers such as 26 and 73. Work through sample questions and instructions explaining how to use linear partitioning techniques. Find the difference between pairs of numbers. Split ...

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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' ...

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Video

MathXplosion, Ep 6: 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.

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Video

MathXplosion, Ep 2: Double that number

  • TLF-IDM024944

Explore an age-old multiplication method that repeatedly doubles numbers to get a product. Learn how this ancient method of multiplication is similar to that used by modern computers.

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Online

TIMES Module 1: Number and Algebra: counting and place value - teacher guide

  • TLF-IDM008812

This is a 16-page guide for teachers. It is a module introducing the concept of place value.

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Online

TIMES Module 2: Number and Algebra: addition and subtraction - teacher guide

  • TLF-IDM008811

This is a 29-page guide for teachers. The module introduces addition and subtraction of whole numbers.

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Interactive

MoneySmart: Money maps

  • TLF-IDM017235

This learning object helps students to explore the history of currency including bartering, the development of cash systems, and the arrival of cards and ATMs, both in Australia and around the world. It provides an interactive time line which spans the development of currency around the globe from 9000BCE to today, and ...

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Downloadable

Spending the lotto millions!

  • TLF-IDA003573

Students apply standard and non-standard place value partitioning to seven-digit numbers.

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Video

AERO Ochre Maths Year 4 Unit 1 - Using five-digit numbers

  • TLF-IDA003867

This sequence of 10 lessons will teach students about five-digit numbers and their properties.

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Downloadable

AERO Ochre Maths Year 4 Unit 2 - Addition and subtraction

  • TLF-IDA003871

This sequence of 15 lessons teaches students about various addition and subtractions methods and where to appropriately apply them.

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Downloadable

First steps in mathematics: Number – Book 1

  • TLF-IDA003590

The content of this book is organised into topics including understanding whole and decimal numbers, and understanding fractional numbers.

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Downloadable

Operations: Foundation to Year 9

  • TLF-IDA003569

This comprehensive resource describes the progression of ideas that cover addition and subtraction of integers; multiplication and division of integers; the four operations with common and decimal fractions; and operation applications with percent, rate and ratio.

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