Biology for Cambridge IGCSE™ Maths Skills Workbook with Digital Access (2 Years)

How to use this series; How to use this book; Introduction; Skills grid; 1. Representing values; Maths focus 1: Using units; Maths skill 1: Choosing the correct unit; Maths skill 2: Using unit symbols; Maths skill 3: Using derived units; Maths focus 2: Representing very large and very small numbers; Maths skill 1: Writing very large numbers in standard form; Maths skill 2: Writing very small numbers in standard form; Maths focus 3: Using unit prefixes and converting units; Maths skill 1: Using powers of ten; Maths skill 2: Using negative powers of ten; Maths skill 3: Using unit prefixes; Maths skill 4: Converting units; Exam-style questions; 2. Working with data; Maths focus 1: Naming types of data; Maths skill 1: Identifying independent and dependent variables; Maths skill 2: Identifying types of data; Maths focus 2: Collecting data; Maths skill 1: Choosing a suitable measuring instrument; Maths skill 2: Reading the correct value on measuring instruments; Maths skill 3: Using the correct number of significant figures; Maths focus 3: Recording and processing data; Maths skill 1: Designing a suitable results table; Maths skill 2: Calculating the mean; Exam-style questions; 3. Drawing graphs and charts; Maths focus 1: Drawing bar charts; Maths skill 1: Choosing a suitable scale for the y-axis; Maths focus 2: Drawing histograms; Maths skill 1: Putting the data into classes; Maths focus 3: Drawing line graphs; Maths skill 1: Drawing the axes; Maths skill 2: Plotting the data points; Maths skill 3: Drawing the line or curve of best fit; Exam-style questions; 4. Interpreting data; Maths focus 1: Interpreting bar charts, histograms and pie charts; Maths skills 1 and 2: Identify the categories and describe what the data show; Maths focus 2: Interpreting relationships in graphs; Maths skill 1: Interpreting straight-line graphs; Maths skill 2: Interpreting more complex line graphs; Maths skill 3: Interpreting scatter graphs; Maths focus 3: Reading values from a line graph; Maths skill 1: Interpolation; Maths skill 2: Extrapolation; Exam-style questions; 5. Doing calculations; Maths focus 1: Calculating percentages; Maths skill 1: Calculating percentages; Maths skill 2: Calculating percentage change; Maths focus 2: Using scale drawings and magnification; Maths skill 1: Interpreting scale drawings; Maths skill 2: Using the magnification formula; Maths focus 3: Understanding ratio and probability; Maths skill 1: Calculating ratio; Maths skill 2: Calculating probability; Exam-style questions; 6. Working with shape; Maths focus: Calculating area; Maths skill 1: Calculating the surface area of a cube and a rectangular block; Maths skill 2: Calculating the area of a circle; Exam-style questions; Additional questions involving several maths skills; Glossary; Acknowledgements.