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Browsing by The Australian Curriculum

Add and subtract decimals, with and without digital technologies, and use estimation and rounding to check the reasonableness of answers (ACMNA128) * extending whole-number strategies to explore and develop meaningful written strategies for addition and subtraction of decimal numbers to thousandths * exploring and practising efficient methods for solving problems requiring operations on decimals, to gain fluency with calculating with decimals and with recognising appropriate operations

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