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Listed under:  Mathematics  >  Number (Mathematics)  >  Number operations  >  Subtraction
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Café Fractions - Calculate

In this task, students take the role of the owner of a cake wholesaler, baking and supplying cakes to local café businesses. As café owners order their weekly cakes by the slice, students are required to add unit fractions together to calculate total cake orders. They then solve problems associated with subtracting fractional ...

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Crocodile and Shark (4–6) - Calculate

In this game students practise addition and subtraction of 2-digit numbers, using multiple strategies.

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Yuendumu leaf games: create a poster

In this final of these three lessons, students work in groups to reflect on and record their learning about representing number stories using Yuendumu leaf games and stories. They represent their leaf stories using pictures and numerals.

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Addition and subtraction: Foundation – planning tool

This planning resource for Foundation is for the topic of addition and subtraction. Students begin to appreciate patterns that occur around them. They learn to recognise, copy and continue different repeating patterns and observe natural patterns in the world around them.

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Yuendumu leaf games: representing stories

In this second of three lessons, students are provided with the opportunity to play with their leaf families, and consider the many possibilities. They represent their leaf stories using pictures, numerals and symbols.

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Subtraction Strategies - Calculate

This game gives students opportunities to practice subtraction skills and to learn subtraction strategies, including the jump strategy, the split (or partition) strategy, compensation and the count-up to strategy (sometimes called the Shopkeeper’s method).

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See & Say - Calculate

This class warm-up game focuses on practising addition and subtraction strategies and developing algebraic thinking by using a rule applied to a list of numbers.

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ROWCO - Calculate

ROWCO is a card game that will help students practice their addition facts while playing an engaging strategy game.

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Yuendumu leaf game: introduction

In this first of three lessons, students investigate the concept of Yuendumu leaf games and stories and become familiar with how they can be used for addition, subtraction, quantification, counting and subitising.

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Fractions: Year 5 – planning tool

This planning resource for Year 5 is for the topic of Fractions. Students utilise their understanding of the magnitude of fractions to add and subtract a variety of fractions. Students need to be able to understand fraction notation (e.g. the meaning of the numerator and denominator) and represent repeated addition and ...

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Literacy and numeracy improvement: a whole-school approach

This teacher resource describes how 74 public schools in metropolitan, regional and rural Western Australia used three major components of the school improvement cycle to achieve significant improvement in the literacy and numeracy learning outcomes of their students. The resource is organised in nine sections: Summary, ...