Activities in this teaching pack include a set of differentiated worksheets to practise adding pairs of numbers with two and three digits to calculate the cost of buying presents for members of a family using standard written methods of columnar addition.

The interactive presentation gets the children to explore how to use standard written methods to add numbers with two decimal places to calculate costs of buying presents at Christmas.

This lesson is part of a maths scheme of work to get the children to practise using formal written methods for addition and multiplication to calculate the cost of buying different items to celebrate a family Christmas. There are teaching activities for shared learning, differentiated worksheets to support independent learning and interactive presentations to introduce concepts and key skills.