Khan Academy / Elementary School / Math
Lecture : Decimal Place Value
By Salman Khan | Developmental Math - 5th grade
Lecture 71 of 193
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Applications 527 : Dividing Whole Numbers and Applications 628 : Properties of Whole Numbers29 : Identity property of 130 : Commutative Law of Addition31 : Commutative Law of Multiplication32 : Associative Law of Addition33 : Associative Law of Multiplication34 : The Distributive Property35 : The Distributive Property 236 : Understanding Exponents37 : Understanding Exponents 238 : Understanding Square Roots39 : Order of Operations40 : Order of Operations 241 : Numerator and Denominator of a Fraction42 : Identifying Fraction Parts43 : Proper and Improper Fractions44 : Changing a Mixed Number to an Improper Fraction45 : Changing an Improper Fraction to a Mixed Number46 : Recognizing Divisibility47 : Finding Factors of a Number48 : Prime Factorization49 : Equivalent Fractions50 : Fractions in lowest terms51 : Comparing Fractions52 : Comparing Fractions 253 : Multiplying Fractions54 : Multiplying Mixed Numbers55 : Multiplying Fractions and Mixed Numbers56 : Multiplying Fractions Word Problem57 : Reciprocal of a Mixed Number58 : Dividing Fractions59 : Dividing Mixed Numbers60 : Dividing Mixed Numbers and Fractions61 : Dividing Fractions Word Problem62 : Adding Fractions with Like Denominators63 : Adding Fractions with Unlike Denominators64 : Adding Mixed Numbers65 : Adding Mixed Numbers with Unlike Denominators66 : Adding Mixed Numbers Word Problem67 : Subtracting Fractions68 : Subtracting Mixed Numbers69 : Subtracting Mixed Numbers 270 : Subtracting Mixed Numbers Word Problem71 : Decimal Place Value72 : Decimal Place Value 273 : Decimals and Fractions74 : Comparing Decimals75 : Rounding Decimals76 : Adding Decimals77 : Subtracting Decimals78 : Subtracting Decimals Word Problem79 : Multiplying Decimals80 : Multiplying Decimals 281 : Dividing Decimals82 : Dividing Decimals 283 : Dividing Decimals 2.184 : Mulitplyling Decimals 385 : Estimation with Decimals86 : Ratios as Fractions in Simplest Form87 : Simplifying Rates and Ratios88 : Finding Unit Rates89 : Finding Unit Prices90 : Understanding Proportions91 : Find an Unknown in a Proportion92 : Find an Unknown in a Proportion 293 : Describing the Meaning of Percent94 : Describing the Meaning of Percent 295 : Representing a number as a decimal, percent, and fraction96 : Representing a number as a decimal, percent, and fraction 297 : Solving Percent Problems98 : Solving Percent Problems 299 : Solving Percent Problems 3100 : Converting Yards into Inches101 : Adding different units of length102 : Converting units of length103 : Converting pounds to ounces104 : Adding different units for weight105 : Application problems involving units of weight106 : Converting Gallons to quarts pints and cups107 : Performing arithmetic calculations on units of volume108 : Solving application problems involving units of volume109 : U.S. Customary and Metric units110 : Conversion between metric units111 : Converting within the metric system112 : Applying the Metric System113 : Comparing Celsius and Farenheit temperature scales114 : Converting Farenheit to Celsius115 : Variables and Expressions 1116 : Locate integers on a number line117 : Absolute Value of Integers118 : Opposite of a given number119 : Number Sets120 : Points on a number line121 : Adding integers with same sign122 : Adding integers with different signs123 : Adding real numbers with different signs124 : Adding fractions with different signs125 : Identity property of 0126 : Application of addition of real numbers127 : Subtracting real numbers128 : Adding and subtracting real numbers129 : Adding and subtracting real numbers application130 : Multiplying negative real numbers131 : Dividing real numbers with different signs132 : Identity property of 2133 : Multiplying real number application134 : Commutative Property for Addition135 : Associative property for multiplication136 : Distributive property137 : Order of Operations 1138 : Order of Operations 3139 : Solving One-Step Equations140 : Solving One-Step Equations 2141 : Multi-step equations 1142 : Multi-step equations 2143 : Equation Special Cases144 : Application problems with equation in one variable145 : Evaluate a formula using substitution146 : Rearrange formulas to isolate specific variables147 : Inequalities on a number line148 : One Step Inequalities149 : One-Step Inequalities 2150 : Multi-Step Inequalities151 : Multi-Step Inequalities 2152 : Compund Inequalities153 : Compund Inequalities 2154 : Compound Inequalities 3155 : Compound Inequalities 4156 : Absolute Value Equations157 : Absolute Value Inequalities158 : Absolute Value Equations 2159 : Evaluating exponential expressions160 : Evaluating exponential expressions 2161 : Evaluating exponential expressions 3162 : Exponent Properties 1163 : Exponent Properties 2164 : Exponent Properties 3165 : Exponent Properties 4166 : Exponent Properties 5167 : Exponent Properties 6168 : Exponent Properties 7169 : Scientific Notation I170 : Scientific Notation 2171 : Scientific Notation 3172 : Terms coefficients and exponents in a polynomial173 : Evaluating a polynomial at a given value174 : Simply a polynomial175 : Adding Polynomials176 : Opposite of a Polynomial177 : Subtracting Polynomials178 : Multiplying Monomials179 : Multiplying Monomials by Polynomials180 : Multiplying Binomials181 : Multiplying Polynomials182 : Special Polynomials Products 1183 : Square a Binomial184 : Dividing Monomials185 : Polynomial divided by monomial186 : Dividing polynomials 1187 : Dividing polynomials with remainders188 : Evaluating an expression with multiple variables189 : Simplifying an expression with multiple variables190 : Adding polynomials with multiple variables191 : Subtracting polynomials with multiple variables192 : More multiplying polynomials193 : Dividing multivariable polynomial with monomial

Course Description

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Courses Index
1 : Kids K2 Math - KG   (Multiple Instructors / math.free-tuition.com)
2 : Math for Children – KG, Grade 1st   (Multiple Instructors / Math4Children)
3 : Arithmetic - 1st & 2nd grade   (Salman Khan / Khan Academy)
4 : Arithmetic 3rd & 4th Grade – ck12.org Textbook   (James Sousa / MathIsPower4U)
5 : Singapore Math - 3rd & 4th grade   (Salman Khan / Khan Academy)
6 : Arithmetic - 4th & 5th grade   (Julie Harland / MathGal)