This book is one of our Master File series. It follows the guidelines of the National Curriculum developing the skills in Key Stage 1 and leading to Key Stage 3. The work in the sections gradually develops. The sections include Number, Place Value, Fractions, Ratios, Percentages, Probability, Investigations and Problem Solving. Algebra, Prime Numbers, Formulae and Equations, Co-ordinates and Graphs. Space and Shape, Symmetry, Areas, Volumes, Sorting and Recording including Sums to 10 and 20, Numbers to 1, 000, Halves and Quarters, Zero and Negative Numbers, Time, Graphs, Space and Angles. The book ends with detailed Teachers‘ Notes and Resources. The material is set out in 107 pages with space for answers in the worksheets to help with marking. Mathematics is important in many subjects, for example, the sciences, engineering, latitude, longitude and navigation in geography, and dating events in history. The book can be used to illustrate the importance of these mathematical skills in the real world. It leads to our book Master File, Mathematics Key Stage 3.