Page 2 - 新思维数学学生用书6 样章
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Introduction

              Introduction





              Welcome to Stage 6 of Cambridge Primary Mathematics. We hope this book will show
              you how interesting Mathematics can be and make you want to explore and investigate

              mathematical ideas.

              Mathematics is everywhere. Developing our skills in mathematics makes us better
              problem-solvers through understanding how to reason, analyse and reflect. We use

              mathematics to understand money and complete practical tasks like cooking and

              decorating. It helps us to make good decisions in everyday life.
              In this book you will work like a mathematician to find the answers to questions like

              these:

              •  What is the value of 2 + 2  + 2 ?
                                                   3
                                              2
                                                               1
              •  Which would you choose 20% of $10 or   of $20?
                                                              10
              •  What is a common multiple?
              •  Why is the answer to 3 × (4 + 5) different to the answer to 3 × 4 + 5?

              •  What time is it in Mumbai when it is 9 a.m. in Mexico City?

              •  What is a reflex angle?
              •  How do you draw a waffle diagram?

              •  How can a shape be translated?
              Talk about the mathematics as you explore and learn. This helps you to reflect on what

              you did and refine the mathematical ideas to develop a more effective approach or

              solution.
              You will be able to practise new skills, check

              how you are doing and also challenge

              yourself to find out more. You will be able
              to make connections between what seem to

              be different areas of mathematics.

              We hope you enjoy thinking and working
              like a mathematician.






              Mary Wood, Emma Low, Greg Byrd and Lynn Byrd




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