A series of Mental Maths PowerPoint Presentations which can ideally be used as starter activities or plenaries.They focus mainly on numerical calculation and provide a 'quick fire' activity to promote mental recall. Children use mini whiteboards to record answers and the presentations provide answers which children can mark immediately as they proceed through the tasks.Tasks include: adding, subtracting and fact families. There is an emphasis on presenting maths language such as: add, count on,