Time for New Mentals Australia, Book 4 is the fifth of seven books in a fully self contained Maths-Mentals series. This book has a fully developed program that parallels the new Australian F-10 Mathematics Curriculum. The seven book series treats mathematics in the context of everyday language. Activities in Number and Place Value, Patterns and Algebra, Measurement and Geometry as well as Statistics and Probability, aim to help develop understanding, fluency, reasoning and problem solving in mathematics. This book offers over 120 mathematic units and answers. Time for New Mentals Australia, Book 4 is the perfect partner with Time for New Maths Australia, Book 4. It provides a full set of answers for the teacher and parent who wants to help with learning at home.