This booklet is intended to support teachers in developing addition and subtraction mental maths strategies in their classrooms.
It has been designed to accompany the PDST Mental Maths workshops. The booklet explores the key properties of number and number relationships relating to addition and subtraction, outlining practical approaches to developing an understanding of these. It also explores background knowledge for teachers and fundamental facts in relation to mental maths. A range of concrete, practical activities that will support pupils in their development of addition and subtraction mental maths strategies is also outlined. Finally, a selection of engaging and enjoyable activities to consolidate learning and provide opportunities for pupils to master addition and subtraction facts is included.
