Activities in this teaching pack include a worksheet to support counting back when identify matching sums that are three less than different numbers to ten and a set of cards to match different subtraction calculations for pairs of one digit numbers using concrete equipment and diagrams to link with each equation.

The interactive presentation gets the children to explore how to use counting back to calculate the difference between pairs of numbers to show things sold in a seaside shop.

This lesson is part of a numeracy scheme of work to get the children to calculate and record the difference between pairs of numbers to ten by counting back to show numbers of items sold in a shop at the seaside. There are teaching activities for shared learning, differentiated worksheets to support independent learning and interactive presentations to introduce concepts and key skills.