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Students recap how to expand a the product of two brackets involving surds.

Later, as learning progresses they learn how to rationalise a denominator where an irrational term appears on the numerator and denominator.

April 28, 2021

Visual and algebraic methods for writing a single column vector.

April 17, 2021

How to teach working out the reciprocal of integers, fractions, decimals and mixed numbers.

April 16, 2021

How to teach proving geometrical properties using algebra.