Let'S Do Addition And Subtraction 10-11Let's Do Addition and Subtraction is a brand new series of six titles in the popular 'Let's Do' range. Each book addresses the new National Curriculum maths specifications and contains a rich variety of activity pages and progress tests, with over 400 questions in total. Topics include column addition and subtraction by decomposition and practice of basic number bonds. Designed to be used at home with parental support, each book includes fun tips and
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