Beginning Algebra Contents A
The Set of Real Numbers - The Real Number System
Sets of Numbers: Natural numbers
Whole numbers
Integers Rational numbers Irrational numbers Real numbers
The Real Number Line, and Relations One-dimensional coordinate system
Unit interval
Relations, less than and greater than Interval definition and notation
Distance and absolute value
Distance between two numbers Properties of absolute value
Midpoint formula for the real number line
Natural Numbers and Integers - The Basic Operations Addition and subtraction Multiplication and division
Order of operations
The divisibility rules Prime and composite numbers
Prime factorization The greatest common divisor/factor (GCD/GCF) The least common multiple (LCM)
Fractions Proper and improper fractions
Mixed numbers Converting mixed numbers to improper fractions Converting improper fractions to mixed numbers
Equivalent fractions
Comparing fractions Converting and reducing fractions
Lowest terms Decimal fractions Adding and subtracting fractions Multiplying fractions Dividing fractions
Simplifying complex fractions
Decimal Numbers Decimal representation of rational numbers or fractions
Expanded form of decimal number, decimal fractions
Whole number part or integer part (integral part) and decimal places  Recurring decimals (Infinite decimals, period) Converting decimal number to a fraction
Converting terminating decimal to a fraction
Converting the purely recurring decimal to a fraction
Converting the mixed recurring decimal to a fraction Adding and subtracting decimals    Division of decimal numbers Definition    Division of rational numbers
Simplifying complex or compound fractions   Beginning Algebra Contents 