Excel Maths: Addition and Subtraction for Year 3 and Year 4 is designed to help make students feel confident in the basic processes of addition and subtractions of whole numbers. It will help to satisfy t he needs of slower learners, and provide enrichment opportunity for quic ker learners. Mathematics is a highly important subject in our sc hool syllabus. It is the study of numbers - which surround us everywhere in our lives. Computers and calculators have become the order of the da y and are quite handy, but the human mind still controls it all. Whateve r we put into the mind during the child's formative years is extremely i mportant, and most significant for the years to come. In this boo k your child will find: eight self-contained, carefully gra ded units hundreds of practice exercises quick questio ns and revision pages to stay in touch with previous work diagn ostic and mastery tests to measure students' knowledge a lift o ut answer section