Basic math & prealgebra for dummies, by Mark Zegarelli
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Basic math & prealgebra for dummies, by Mark Zegarelli
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The instance Basic math & prealgebra for dummies, by Mark Zegarelli represents a material embodiment of a distinct intellectual or artistic creation found in Cedar Rapids Public LibraryMetro Library Network.
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 Basic math & prealgebra for dummies, by Mark Zegarelli
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 by Mark Zegarelli
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 "A Wiley brand."
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 rdacarrier
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 Contents

 Introduction:  About this book  Foolish assumptions  Beyond the book  Where to go from here  Part 1: Getting Started With Basic Math And PreAlgebra:  Playing The Numbers Game:  Inventing numbers  Understanding number sequences:  Evening the odds  Counting by threes, fours, fives, and so on  Getting square with square numbers  Composing yourself with composite numbers  Stepping out of the box with prime numbers  Multiplying quickly with exponents  Four important sets of numbers:  Counting on the counting numbers  Introducing integers  Staying rational  Getting real  It's All In The Fingers: Numbers And Digits:  Knowing your place value:  Counting to ten and beyond  Telling placeholders from leading zeros  Reading long numbers  Close enough for Rock 'n' Roll: rounding and estimating:  Rounding numbers  Estimating value to make problems easier  Part 2: Getting A Handle On Whole Numbers:  Putting The Big Four Operations To Work:  Big four operations:  Adding things up: addition  Take it away: subtraction  Sign of the times: multiplying  Doing division licketysplit  Switching things up with inverse operations and the commutative property  Getting with the ingroup: parentheses and the associative property:  Distribution to lighten the load  Understanding where negative numbers come from  Signswitching: understanding negation and absolute value  Addition and subtraction with negative numbers  Knowing signs of the times (and division) for negative numbers  Understanding inequalities:  Doesn't equal ()  Less the (<) and greater than (>)  Less than or equal to () and greater than or equal to ()  Approximately equals()  Moving beyond the big four: exponents and square roots:  Understanding exponents  Discovering your roots  Question Of Values: Evaluating Arithmetic Expressions:  Seeking equality for all: equations:  Hey, it's just an expression  Evaluating the situation  Putting the three E's together Introducing order of operations:  Expressions with only addition and subtraction  Expressions with only multiplication and division  Mixedoperator expressions  Handling powers responsibly:  Prioritizing parentheses  Pulling apart parentheses and powers  Figuring out nested parentheses  Bringing it all together: the order of operations  Say What? Turning Words Into Numbers:  Dispelling two myths about word problems:  Word problems aren't always hard  Word problems are useful  Solving basic word problems:  Turning word problems into word equations  Plugging in numbers for words  Solving morecomplex word problems:  When numbers get serious  Too much information  Divisibility And Prime Numbers:  Knowing the divisibility tricks:  Counting everyone in: numbers you can divide everything by  In the end: looking at the final digits  Count it up: checking divisibility by adding and subtracting digits  Less is more: checking divisibility by subtracting  Crosschecking: using multiple tests  Identifying prime and composite numbers  Fabulous Factors And Marvelous Multiples:  Knowing six ways to say the same thing  Understanding factors and multiples  Finding fabulous factors:  Deciding when one number is a factor of another  Understanding factor pairs  Generating a number's factors  Decomposing a number into its prime factors  Finding the greatest common factor  Generating the multiples of a number  Finding the least common multiple  Part 3: Parts Of The Whole: Fractions, Decimals, And Percents:  Fooling With Fractions:  Slicing a cake into fractions  Knowing the fraction facts of life:  Telling the numerator from the denominator  Flipping for reciprocals  Using ones and zeros  Mixing things up  Knowing proper from improper  Increasing and reducing terms of fractions:  Increasing the terms of fractions  Reducing fractions to lowest terms  Converting between improper fractions and mixed numbers:  Knowing the parts of a mixed number  Converting a mixed number to an improper fraction  Converting an improper fraction to a mixed number  Comparing fractions with crossmultiplication  Working with ratios and proportions  Parting Ways: Fractions And The Big Four Operations:  Multiplying and dividing fractions:  Multiplying numerators and denominators straight across  Doing a flip to divide fractions  Adding and subtracting fractions with the same denominator:  Adding fractions with different denominators  Trying a quick trick  Relying on the traditional way  Taking it away: subtracting fractions:  Subtracting fractions with different denominators  Working properly with mixed numbers:  Multiplying and dividing mixed numbers  Adding mixed numbers  Subtracting mixed numbers  Dallying With Decimals:  Understanding basic decimal stuff:  Counting dollars and decimals  Identifying the place value of decimals  Knowing the decimal facts of life  Performing the big four with decimals:  Adding decimals  Subtracting decimals  Multiplying decimals  Dividing decimals  Converting between decimals and fractions:  Simple decimalfraction conversions:  Changing decimals to fractions  Changing fractions to decimals  Playing With Percents:  Making sense of percent's  Dealing with percent's greater than 100%  Converting to and from percent's, decimals, and fractions  Converting percent's to decimals  Changing decimals to percent's  Switching from percent's to fractions  Converting fractions to percent's  Solving percent problems:  Figuring out simple percent problems  Turning the problem around  Deciphering moredifficult percent problems  Putting all the percent problems together:  Identifying the three types of percent problems  Solving percent problems with equations  Word Problems With Fractions, Decimals, And Percents:  Adding and subtracting parts of the whole in word problems  Sharing a pizza: fractions  Buying by the pound: decimals  Splitting the vote: percent's  Problems about multiplying fractions:  Renegade grocery shopping: buying less than they tell you to  Easy as pie: working out what's left on your plate  Multiplying decimals and percent's in word problems:  To the end: figuring out how much money is left  Finding out how much you started with  Handling percent increases and decreases in word problems:  Raking in the dough: finding salary increases  Earning interest on top of interest  Getting a deal: calculating discounts 
 Part 4: Picturing And Measuring: Measures, Stats, And Sets:  Perfect Ten: Condensing Numbers With Scientific Notation:  First things first: using powers of ten as exponents:  Counting zeros and writing exponents  Exponential arithmetic: multiplying and dividing powers of ten  Working with scientific notation:  Writing in scientific notation  Understanding order of magnitude  Multiplying and dividing with scientific notation  Multiplying and dividing with scientific notation  How Much Have You Got? Weights And Measures:  Understanding units:  Adding and subtracting units  Multiplying and dividing units  Examining differences between the English and metric systems:  Looking at the English system  Looking at the metric system  Estimating and converting between the English and metric systems:  Estimating in the metric system  Converting units of measurement  Converting between English and metric units  Picture This: Basic Geometry:  Getting on the plane: points, lines, angles, and shapes:  Making some points  Knowing your lines  Figuring the angles  Shaping things up  Getting in shape: polygon (and nonpolygon) basics  Closed encounters: shaping up your understanding of 2D shapes:  Polygons  Circles  Squaring off with quadrilaterals  Making a triple play with triangles  Getting around with circle measurements  Taking a trip to another dimension: solid geometry:  Many faces of polyhedrons  3D shapes with curves  Building solid measurement skills  Solving geometry word problems:  Working from words and images  Breaking out those sketching skills  Figuring Your Chances: Statistics And Probability:  Gathering data mathematically: basic statistics:  Understanding differences between qualitative and quantitative data  Working with qualitative data  Working with quantitative data  Looking at likelihoods: basic probability:  Figuring the probability  Oh, the possibilities! Counting outcomes with multiple coins  Setting Things Up With Basic Set Theory:  Understanding sets:  Elementary, my dear: considering what's inside sets  Sets of numbers  Performing operations on sets:  Union: combined elements  Intersection: elements in common  Relative complement: subtraction (sorta)  Complement: feeling left out  Part 5: XFiles: Introduction To Algebra:  Enter Mr X: Algebra And Algebraic Expressions:  Seeing how X marks the spot  Expressing yourself with algebraic expressions  Evaluating algebraic expressions  Knowing the terms of separation:  Making the commute: rearranging your terms  Identifying the coefficient and variable  Adding and subtracting terms:  Identifying like terms  Adding and subtracting terms  Multiplying and dividing terms  Simplifying expressions by combining like terms  Removing parentheses from an algebraic expression  FOILing: dealing with two sets of parentheses  Unmasking Mr X: Algebraic Equations:  Understanding algebraic equations:  Using x in equations  Choosing among four ways to solve algebraic equations  Balancing act: solving for x:  Striking a balance  Using the balance scale to isolate x  Rearranging equations and isolating x:  Rearranging terms on one side of an equation  Moving terms to the other side of the equals sign  Removing parentheses from equations  Crossmultiplying  Putting Mr X To Work: Algebra Word Problems:  Solving algebra word problems in five steps:  Declaring a variable  Setting up the equation  Solving the equation  Answering the question  Checking your work  Choosing your variable wisely  Solving morecomplex algebraic problems:  Charting four people  Crossing the finish line with five people  Parts Of Tens:  Ten Little Math Demons That Trip People Up:  Knowing the multiplication table  Adding and subtracting negative numbers  Multiplying and dividing negative numbers  Knowing the difference between factors and multiples  Reducing fractions to lowest terms  Adding and subtracting fractions  Multiplying and dividing fractions  Identifying algebra's main goal: find x  Knowing algebra's main rule: keep the equation in balance  Seeing algebra's main strategy: isolate x  Ten Important Number Sets To Know:  Counting on counting (or natural) numbers  Identifying integers  Knowing the rationale behind rational numbers  Making sense of irrational numbers  Absorbing algebraic numbers  Moving through transcendental numbers  Getting grounded in real numbers  Trying to imagine imaginary numbers  Grasping the complexity of complex numbers  Going beyond the infinite with transfinite numbers  Ten Curious Types Of Numbers:  Square numbers  Triangular numbers  Cubic numbers  Factorial numbers  Powers of two  Perfect numbers  Amicable numbers  Prime numbers  Mersenne primes  Fermat primes  Ten Alternative Numeral And Number Systems:  Tally marks  Bundled tally marks  Egyptian numerals  Babylonian numerals  Ancient Greek numerals  Roman numerals  Mayan numerals  Base2 (binary) numbers  Base16 (hexadecimal) numbers  Primebased numbers  Index
 Control code
 ocn898162637
 Dimensions
 26 cm
 Extent
 xiii, 509 pages
 Isbn
 9781119067962
 Lccn
 2014956254
 Media category
 unmediated
 Media MARC source
 rdamedia
 Media type code
 n
 Record ID
 u649099
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