Cell structure

Unit 1 Two line heading Two line heading IN THIS CHAPTER YOU WILL: • identify and classify different types of numbers • fi nd common factors and common multiples of numbers • write numbers as products of their prime factors • work with integers used in real-life situations • calculate with powers and roots of numbers Chapter 1 Review of number concepts SAMPLE • understand the meaning of indices • use the rules of indices • revise the basic rules for operating with numbers • perform basic calculations using mental methods and with a calculator • round numbers in different ways to estimate and approximate answers.