Mathematics / Year 1 / Number and Algebra / Number and place value

Curriculum content descriptions

Count collections to 100 by partitioning numbers using place value (ACMNA014)

Elaborations
  • understanding partitioning of numbers and the importance of grouping in tens
  • understanding two-digit numbers as comprised of tens and ones/units
General capabilities
  • Numeracy Numeracy
ScOT terms

Place value,  Counting,  Associativity

Downloadable

The animals went in two by two

Students recall the twos number sequence and use skip counting by twos to count a collection.

Downloadable

The teen game

Students use standard place-value partitioning to represent 'teen' numbers.

Text

Patterns Year 2 - Calculate

The focus of this activity is on patterns and algorithmic thinking. The lesson aims to encourage students to explore problems with limited assistance from the teacher. Although the teacher asks questions and can prompt learning, the students will investigate the problem using their own strategies.

Online

Place Value: reSolve Garden

This sequence of 5 tasks explores the idea that 10 ones are equal to a unit of 1 ten. Students explore through the context of a garden as Mr Sprout the gardener packs and plants his seeds. Students have multiple experiences of stacking, of grouping, and of bundling as they make sense of this idea. Professional learning ...

Text

Mind Mapping Numbers - Calculate

This activity provides a way for children to show and tell what they know about numbers. It can be modified for different age groups and used every day with a different number.

Downloadable

Number: Foundation to Year 9

This comprehensive resource describes the progression of number-related ideas showing the relationship to other curriculum strands. The resource demonstrates examples of relevant teaching strategies, investigations, activity plans and connected concepts in number including teaching and cultural implications.

Downloadable

First steps in mathematics: Number – Book 1

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

Text

How Many? - Calculate

The focus of this activity is for students to count a variety of objects in their home environment and write the number for each.

Text

Odd & Even Year 1 & 2 - Calculate

In this lesson students investigate odd and even numbers.

Text

Number Walk Rich Task - Calculate

This downloadable lesson resource introduces the concept of ‘Number Walks’: taking a stroll with the class or group around the school or the local neighbourhood. Guided by the teacher, students note down anything they see that relates back to their understanding of the topic and then conduct a plenary session back in the ...

Text

Finding Shapes and Objects - Calculate

The focus of this activity is for students to count a variety of objects in their home environment and write the number for each.

Text

100 Face (Cuisenaire Rods) - Calculate

This engaging game encourages students to arrange the Cuisenaire rods to create a face that equals 100.