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Pre-algebra essentials for dummies /
Pre-Algebra Essentials For Dummies (9781119590866) was previously published as Pre-Algebra Essentials For Dummies (9780470618387). While this version features a new Dummies cover and design, the content is the same as the prior release and should not be considered a new or updated product. Many stud...
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Hoboken, NJ :
John Wiley & Sons,
[2019]
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| Colección: | --For dummies.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro; Title Page; Copyright Page; Table of Contents; Introduction; About This Book; Conventions Used in This Book; Foolish Assumptions; Icons Used in This Book; Where to Go from Here; Chapter 1 Arming Yourself with Math Basics; Understanding Sets of Numbers; The Big Four Operations; Adding things up; Take it away: Subtracting; Multiplying; Doing division lickety-split; Fun and Useful Properties of the Big Four Operations; Inverse operations; Commutative operations; Associative operations; Distributing to lighten the load; Other Operations: Exponents, Square Roots, and Absolute Values
- Understanding exponentsDiscovering your roots; Figuring out absolute value; Finding Factors; Generating factors; Finding the greatest common factor (GCF); Finding Multiples; Generating multiples; Finding the least common multiple (LCM); Chapter 2 Evaluating Arithmetic Expressions; The Three E's: Equations, Expressions, and Evaluations; Equality for all: Equations; Hey, it's just an expression; Evaluating the situation; Putting the Three E's together; Following the Order of Operations; Order of operations and the Big Four expressions; Order of operations in expressions with exponents
- Order of operations in expressions with parenthesesChapter 3 Say What? Making Sense of Word Problems; Handling Basic Word Problems; Turning word problems into word equations; Plugging in numbers for words; Solving More-Challenging Word Problems; When numbers get serious; Lots of information; Putting it all together; Chapter 4 Figuring Out Fractions; Reducing Fractions to Lowest Terms; Multiplying and Dividing Fractions; Multiplying numerators and denominators straight across; Doing a flip to divide fractions; Adding Fractions; Finding the sum of fractions with the same denominator
- Adding fractions with different denominatorsSubtracting Fractions; Subtracting fractions with the same denominator; Subtracting fractions with different denominators; Working with Mixed Numbers; Converting between improper fractions and mixed numbers; Multiplying and dividing mixed numbers; Adding and subtracting mixed numbers; Chapter 5 Deciphering Decimals; Performing the Big Four Operations with Decimals; Adding decimals; Subtracting decimals; Multiplying decimals; Dividing decimals; Converting between Decimals and Fractions; Changing decimals to fractions; Changing fractions to decimals
- Chapter 6 Puzzling Out PercentsUnderstanding Percents Greater than 100%; Converting to and from Percents, Decimals, and Fractions; Going from percents to decimals; Changing decimals into percents; Switching from percents to fractions; Turning fractions into percents; Solving Percent Problems; Figuring out simple percent problems; Deciphering more-difficult percent problems; Applying Percent Problems; Identifying the three types of percent problems; Introducing the percent circle; Chapter 7 Fraction, Decimal, and Percent Word Problems; Adding and Subtracting Parts of the Whole