Number and Algebra
Based on the Australian Curriculum, Number and Algebra in Mathematics Year 3 includes:
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Frolic with Fact Families
A 60-minute lesson in which students explore the relationship between the members of fact families.
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Bridging to Ten
A 60-minute lesson designed for students to recall 'friends of ten' facts and use this knowledge to solve addition sums.
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Exploring Place Value to 10 000
A 60 minute lesson in which students will further explore place value in the thousands.
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Which Place?
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Fractions Investigation - Fly That Flag (2)
A 60 minute lesson in which students will apply knowledge and understanding of fractions to a real-world context.
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Trade It!
A 60-minute lesson in which students learn how to trade when subtracting.
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Aim for a Zero-Tail
A 60-minute lesson in which students learn the strategy of making ten to subtract.
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What Do You Know?
A 60-minute lesson in which students will revise strategies such as counting on, counting back, subtracting 10, and using known number facts.
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Finding Your Strategy
A 60-minute lesson designed to reinforce that students can choose to use different addition strategies in different situations.
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Assessment - Addition Strategies
A 30-minute assessment designed to assess students' understanding of working with place value to solve problems, the connection between addition and subtraction, and the development of efficient mental strategies for computation.
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Compensation Strategy
A 60-minute lesson designed to build upon students' understanding of addition and subtraction by exploring compensation.
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Linking Addition and Subtraction
A 60-minute lesson designed to investigate the relationship between addition and subtraction.
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Number Boards
A 60-minute lesson designed to explore the use of number boards/hundreds charts when adding numbers.
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Jump Strategy
A 60-minute lesson designed to explore the jump strategy for adding two- and three-digit numbers.
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Concrete Materials
A 60-minute lesson to reinforce students' understanding of basic addition principles, using concrete materials.
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Exploring 4-Digit Place Value - Assessment
An assessment task in which students will demonstrate an understanding of place value in the thousands.
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More and Less - 10, 100, 1000
A 60 minute lesson in which students will add or subtract 10, 100 or 1000 from a 4-digit number.
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Comparing and Ordering Numbers
A 60 minute lesson in which students will compare and order 4-digit numbers.
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Expanding Numbers to 10 000
A 60 minute lesson in which students will investigate how place value can be used to expand numbers.
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Exploring Subtraction Strategies – Assessment
An assessment task in which students will demonstrate their knowledge and understanding of subtraction strategies.