The least common denominator Student activity Play

The least common multiple (lcm) Student activity Play

The length of an arc – finding the angle Whiteboard exercise Play

The line and the circle Student activity Play

The method of finding lcm(a, b) Animation Play

The method of finding the sum of vectors Animation Play

The price of a cinema ticket Whiteboard exercise Play

The Rational Root Theorem – finding roots Whiteboard exercise Play

The sequence and its terms Student activity Play

The space diagonals of a cube Student activity Play

The square roots Whiteboard exercise Play

The sum of the exterior angles of a convex polygon Student activity Play

The surface area of a cuboid Student activity Play

The surface area of a cuboid Whiteboard exercise Play

The value of an algebraic expression Student activity Play

Three circles – finding the arcs Whiteboard exercise Play

Three circles – finding the area Whiteboard exercise Play

Using a trick in finding roots Student activity Play

Using a trick in finding roots Whiteboard exercise Play

Variance Student activity Play

Venn diagrams Student activity Play

Vertical angles – revision Student activity Play

What is a perimeter? Student activity Play

What is in the middle? Student activity Play

What is the radius? Student activity Play