$You Can Do Math : Repeating Decimals - Sunil Tanna$

You Can Do Math

Repeating Decimals

By: Sunil Tanna

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Paperback | 19 February 2015

At a Glance

Paperback
60 Pages

Dimensions(cm)
27.94 x 21.59 x 0.36

Paperback

$42.75

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This book is a complete introduction to repeating decimals (also known as "recurring decimals"), including how to convert repeating decimals into fractions, and is based on the author's personal experience providing 1:1 mathematics tuition to both school students and adult numeracy students.

Topics covered include:

What is a terminating decimal
What is a repeating decimal
Different types of repeating decimal notation (including common US and UK notations)
The disadvantages of using ellipses to represent repeating decimal numbers
Converting between the different types of repeating decimal notation
Identifying the reptend of repeating decimals
Understanding spoken-English descriptions of repeating decimals
The problems with common spoken-English ways of pronouncing repeating decimals
How to unambiguously state repeating decimal values in spoken-English
Rational numbers are numbers that can be expressed as fractions
All rational numbers are terminating or repeating decimals
Irrational numbers are numbers that can not be expressed as fractions
All irrational numbers are non-terminating non-repeating decimals
Converting a fraction into its equivalent terminating or repeating decimal
Why all fractions must convert into either terminating decimals or repeating decimals
Which fractions convert into terminating decimals and which into repeating decimals
How to convert repeating decimals into their equivalent fractions

Every topic is explained in detail, complete with many step-by-step worked examples. Additionally. major topics are immediately followed by a set of practice questions, the answers to which can be found at the end of each chapter.

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