Dividing surds Whiteboard exercise Play

Dividing two bars of chocolate Animation Play

Divisibility by 2, 4, 5 and 10 Student activity Play

Division algorithm Student activity Play

Division and divisibility Student activity Play

'Double quadratic' equations Student activity Play

Effect of concentration on reaction equilibrium Student activity Play

Equalities with roots Whiteboard exercise Play

Equivalent quotients Whiteboard exercise Play

Essential minerals Student activity Play

Estimation of the roots of a quadratic equation Whiteboard exercise Play

Estimation of the roots of a quadratic equation Student activity Play

Estimation of the roots of a quadratic equation Whiteboard exercise Play

Estimation of the roots of a quadratic equation – example Animation Play

Estimation of the roots of a quadratic equation – example Animation Play

Example as a proof Student activity Play

Example of proof Animation Play

Examples of fractional exponents Whiteboard exercise Play

Examples of rationalising the denominator Animation Play

Examples of roots of any order as the powers Animation Play

Examples of simplifying surds Animation Play

Examples of square roots Animation Play

Examples of surds Animation Play

Examples of surds Animation Play

Examples of the derivative of an integer power of  x Animation Play