Description
Preface and acknowledgements How to use this book Times tables Arithmetic 1 – Basic Arithmetic and the “BODMAS” rule. Getting used to basic arithmetic and simple calculations, and making sure you perform them correctly 2 – Negative numbers. Understanding negative numbers and dealing with them accurately. 3 – Fractions. Understanding what fractions mean and being able to manipulate them correctly. 4 – Percentages, ratios and proportions. Using percentages and ratios to describe and compare values. 5 – Decimals, decimal places and significant figures. Using decimal numbers and rounding numbers to a certain number of decimal places. 6 – Scientific notation. Representing very small and very large numbers using scientific notation 7 – Indices. Writing repeated multiplications easily, roots and the laws of powers. Algebra 8 – An introduction to algebra. Using symbols to represent numbers and an introduction to algebra 9 – Brackets in algebra. Using brackets in algebraic expressions 10 – Solving linear equations. Solving simple equations using algebra. 11 – Transposition and algebraic fractions. Rearranging expressions using basic rules of algebra. 12 – Simultaneous equations. Solving two equations at the same time. Data 13 – Presentation of data. Using various types of graphs and charts to illustrate data visually. 14 – Measures of location and dispersion. Working out “averages” and a measure of the spread of a set of data. 15 – Straight Lines. Linear data and calculating the equation of a straight line. 16 – Introduction to probability. Working out probabilities – the chances of something happening Other topics 17 – Areas and volumes. Calculating the areas and volumes of basic shapes 18 – Logarithms. Calculating logarithms – the opposite of powers 19 – Quadratic equations. Solving equations involving powers of x. 20 – Trigonometry. Calculations with triangles, including angles and trigonometric functions. 21 – Inequalities and basic logic. Using mathematical symbols to represent inequalities and basic logical concepts Summary Further work on our website Glossary Index
