MA3-5NA
Outcomes
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Addition and Subtraction 1
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Use efficient mental and written strategies and apply appropriate digital technologies to solve problems (ACMNA291)
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Add three or more numbers with different numbers of digits, with and without the use of digital technologies, eg 42 000 + 5123 + 246
Examples
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Select and apply efficient mental, written and calculator strategies to solve addition and subtraction word problems, including problems involving money
Play Activities 193Examples
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Record the strategy used to solve addition and subtraction word problems
Examples
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Check solutions to problems, including by using the inverse operation
Play Activities 165Examples
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Add three or more numbers with different numbers of digits, with and without the use of digital technologies, eg 42 000 + 5123 + 246
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Use efficient mental and written strategies and apply appropriate digital technologies to solve problems (ACMNA291)
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Addition and Subtraction 2
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Select and apply efficient mental and written strategies and appropriate digital technologies to solve problems involving addition and subtraction with whole numbers (ACMNA123)
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Solve addition and subtraction word problems involving whole numbers of any size, including problems that require more than one operation, eg 'I have saved $40 000 to buy a new car. The basic model costs $36 118 and I add tinted windows for $860 and Bluet
Examples
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Record the strategy used to solve addition and subtraction word problems
Examples
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Solve addition and subtraction word problems involving whole numbers of any size, including problems that require more than one operation, eg 'I have saved $40 000 to buy a new car. The basic model costs $36 118 and I add tinted windows for $860 and Bluet
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Select and apply efficient mental and written strategies and appropriate digital technologies to solve problems involving addition and subtraction with whole numbers (ACMNA123)