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

Curriculum content descriptions

Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts (ACMNA015)

Elaborations
• developing a range of mental strategies for addition and subtraction problems
General capabilities
• Numeracy Numeracy
• Critical and creative thinking Critical and creative thinking
ScOT terms

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Counting pirate treasure

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!

Maths Years F-1 with Miss James: Worded problems with addition and subtraction

In this lesson, Miss James needs your detective skills to solve some addition and subtraction problems. Look for clue words that will help you to decide if you should add or subtract, then try to challenge one of your family members at home!

Maths Years F-1 with Miss James: Addition using a number line

In this lesson, Miss James teaches you the valuable “counting on” strategy to help you solve tricky addition problems. She demonstrates how to use a number line correctly, and she provides opportunities for you to have a go at home.

Sites2See – number for primary

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

Counting beetles

Choose to do the activities in levels one, two or three. Watch the beetles crawl into the garden or out of the garden. Watch some beetles completely or partially hide beneath the leaves. Work out how many beetles there are altogether. Remember to count any beetles hiding under the rock. Choose a number for your answer and ...

These seven learning activities, which focus on 'open-ended tasks' using a variety of tools (software) and devices (hardware), illustrate the ways in which content, pedagogy and technology can be successfully and effectively integrated in order to promote learning. In the activities, teachers use investigations in order ...

TIMES Module 3: Number and Algebra: multiplication and division - teacher guide

This is a 23-page guide for teachers. This module contains a description of suitable models for multiplication, a discussion of the type of problem phrased in words that requires multiplication for its solution, and mental and written strategies for multiplication. The use of the commutative, associative and distributive ...

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

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

Mixed-Up Maths

Join our host, Ed, as he finds himself in all types of situations where only his knowledge of Maths can help him. From saving the planet from Aliens, to creating a superhero that can stop a strawberry milkshake tidal wave. From searching for buried treasure, to jumping like a daredevil, or planning the greatest circus party ...

Number frames, by the Math Learning Centre - iTunes app

Addition and subtraction using an interactive bread frame. Encourages the use of different strategies to solve addition and subtraction problems. Drawing tools enables students to annotate work to show their understanding. Write equations with the text tool. Free when reviewed on 12/5/2015.