Expanding Double BracketsQuick View
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Expanding Double Brackets

(42)
Builds up from concept of areas (grid method of expanding brackets) with the aim of students being able to expand double brackets without the grids. Feedback/suggestions for improvement would be appreciated. Keywords:Quadratic Expressions
Multiplying and Dividing Directed NumbersQuick View
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Multiplying and Dividing Directed Numbers

(14)
Pupils come up with the rules for multiplying and dividing directed numbers by investigating number patterns. This sheet also points out that square numbers have positive and negative roots. Keywords: Negative Numbers
Factorising Quadratic ExpressionsQuick View
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Factorising Quadratic Expressions

(12)
Introduces factorising by using the grid method for expanding. Pupils can be given the opportunity to generalise after question 1. Also covers factorising the difference of two squares.
Dividing Polynomials (Not by long division)Quick View
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Dividing Polynomials (Not by long division)

(6)
Starts from multiplying (x+a) by a quadratic expression using the grid method and then introduces polynomial division as the reverse process. Initially, only cubic expressions with posivie coefficients are used, with negative coefficients and a quartic polynomial introduced at the end. Keywords: Division; Polynomials; Mononomials;
Investigating Straight Lines: y=mx+cQuick View
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Investigating Straight Lines: y=mx+c

(4)
Builds up from rules linking input to output (linear sequences) to writing the equation of a straight line. The emphasis is on the fact that the equation of a straight line expresses the relationship between the x and y coordinates of all the points on the line. This point is intended to be addressed before going into gradients and intercepts. Please tell me what you think.
Area of a TriangleQuick View
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Area of a Triangle

(4)
Worksheet and presentation on calculating the area of a triangle by drawing bounding rectangles.