Applying expression for the nth term of a sequence Whiteboard exercise Play

Applying the trapezium rule for a different number of sub-intervals Whiteboard exercise Play

Approximating irrational numbers Student activity Play

Approximating square root of three Whiteboard exercise Play

Approximating square root of two Whiteboard exercise Play

Approximating surds Animation Play

Approximating surds Student activity Play

Approximation error and the number of sub-intervals Simulation Play

Approximation of the number e Whiteboard exercise Play

Approximations of irrational numbers Student activity Play

Approximations of irrational numbers Whiteboard exercise Play

Arithmetic mean Animation Play

Arithmetic mean – 'balancing point' of the data Student activity Play

Arithmetic progression Whiteboard exercise Play

Arithmetic progression (a reminder) Student activity Play

Arithmetic progression – finding the first term and the difference Whiteboard exercise Play

Arithmetic sequence Whiteboard presentation Play

Arithmetic sequence Class activity Play

Arithmetic series Whiteboard presentation Play

Arithmetic series Class activity Play

Arithmetic series – activities Student activity Play

Arithmetic series – activity Whiteboard exercise Play

Arithmetic series – activity Whiteboard exercise Play

Arithmetic series – activity Whiteboard exercise Play

Arithmetic series – activity Whiteboard exercise Play