Curriculum grid Australian Curriculum: Mathematics Year 7 The proficiency strands Understanding, Fluency, Problem Solving and Reasoning are fully integrated into the content of the units.
Number describe the relationship between perfect square numbers and square roots, and use squares of numbers and square roots of perfect square numbers to solve problems (AC9M7N01)
investigating squares of natural numbers from one to 20, and connecting them to visual representations such as dots arranged in a square pattern (AC9M7N01_E1) using the square and square root notation, and the distributive property and area diagrams to calculate the squares of twodigit numbers; for example, 432 = (40 + 3)2 = 402 + 2 × 40 × 3 + 32 = 1600 + 240 + 9 = 1849 (AC9M7N01_E2) determining between which 2 consecutive natural numbers the square root of a given number lies; for example, 43 is between the square numbers 36 and 49 so √43 is between √36 and √49 and therefore between 6 and 7 (AC9M7N01_E3) generating a list of perfect square numbers and describing any emerging patterns; for example, the last digit of perfect square numbers, or the difference between consecutive square numbers, and recognising the constant second difference (AC9M7N01_E4) using the relationship between perfect square numbers and their square roots to determine the perimeter of a square tiled floor using square tiles; for example, an area of floor with 144 square tiles has a perimeter of 48 tile lengths (AC9M7N01_E5)
© Oxford University Press 2023 Oxford Maths 7 Australian Curriculum Teacher obook pro ISBN 9780190332815 Permission has been granted for this page to be photocopied within the purchasing institution only.
1G Exponents and square roots
1G Exponents and square roots
1G Exponents and square roots
1G Exponents and square roots (Online resource)
9C Area of a rectangle (Online resource)
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