Basic Math

Topics in basic math and elementary school mathematics which include fractions, decimals, percents, integers, ratio and proportion.

Greatest Common Divisor/Greatest Common Factor

Lesson 1: Understanding Common Divisors
Lesson 2: Common Divisors and Greatest Common Divisor
Lesson 3: Exercises on Getting the GCD
Lesson 4: Getting the GCD by Prime Factorization
Lesson 5: GCD and Reducing Fractions to Lowest Terms

Least Common Multiple

Lesson 1:  Least Common Multiple Part 1
Lesson 2: Least Common Multiple Part 2
Lesson 3: Least Common Multiple Part 3

Addition of Fractions Tutorial Series

Lesson 1: Addition of Similar Fractions
Lesson 2: Addition of Dissimilar Fractions (LCM by Listing)
Lesson 3: Addition of Dissimilar Fractions (LCM by Ladder Method)
Lesson 4: Addition of Mixed Fractions

Subtraction of Fractions Tutorial Series

Lesson 1: Subtraction of Similar Fractions
Lesson 2: Subtraction of Fractions (Dissimilar Fractions)
Lesson 3: Subtraction of Fractions (Mixed Fractions)
Lesson 4: Subtraction of Mixed Fractions Part 1 (Shortcut)
Lesson 5: Subtraction of Mixed Fractions Part 2 (Shortcut)

Multiplication of Fractions Tutorial Series

Lesson 1: Multiplication of Fractions (Proper and Improper)
Lesson 2: Multiplication of Fractions (Mixed Fractions)
Lesson 3: Multiplication of Fractions (Shortcut: Cancellation Method)

Division of Fractions Tutorial Series

Lesson 1: Division of Fractions (Proper and Improper)
Lesson 2: Division of Fractions (Mixed Fractions)

Comparing and Ordering Fractions

Part 1:  How to Compare Fractions Part 1 (by Cross Multiplication)
Part 2:  How to Compare Fractions Part 2 (by Converting to Similar Fractions)
Part 3:  How to Compare Fractions Part 3 (by Geometric Approximation)

Fractions Tutorial Series

Lesson 1: Introduction to Fractions
Lesson 2: Representing Fractions
Lesson 3: Representing Fractions (Examples)
Lesson 4: Comparing Similar Fractions
Lesson 5: Comparing Fractions (Examples)
Lesson 6: Addition of Similar Fractions
Lesson 7: Addition of Similar Fractions (Examples)
Lesson 8: Subtraction of Similar Fractions
Lesson 9: Subtraction of Similar Fractions (Examples)
Lesson 10: Fractions Larger than 1
Lesson 11: Addition of Mixed Fractions (Similar Fractions)
Lesson 12: Subtraction of Mixed Fractions (Similar Fractions)
Lesson 13: Equivalent Fractions
Lesson 14: Comparing Dissimilar Fractions
Lesson 15: Reducing Fractions to Lowest Terms
Lesson 16: Converting Improper Fractions to Mixed Fractions
Lesson 17: Converting Mixed Fractions to Improper Fractions
Lesson 18: Addition of Dissimilar Fractions Part 1
Lesson 19: Addition of Dissimilar Fractions Part 2
Lesson 20: Addition of Mixed Fractions (Dissimilar Fractions)
Lesson 21: Subtraction of Mixed Fractions (Dissimilar Fractions)
Lesson 22: Multiplication of Fractions
Lesson 23: Reciprocal of a Number
Lesson 24: Division of Fractions

Decimals

Lesson 1: How to Add Numbers with Decimals Part 1
Lesson 2: How to Add Numbers with Decimals Part 2
Lesson 3: How to Subtract Numbers with Decimals Part 1
Lesson 4: How to Subtract Numbers with Decimals Part 2
Lesson 5: How to Multiply Numbers with Decimals Part 1
Lesson 6: How to Multiply Numbers with Decimals Part 2
Lesson 7: How to Divide Numbers with Decimals Part 1
Lesson 8: How to Divide Numbers with Decimals Part 2
Lesson 9: How to Divide Numbers with Decimals Part 3
Lesson 10: How to Divide Numbers with Decimals Part 4
Lesson 11: How to Divide Numbers with Decimals Part 5

Decimals 

Lesson 1: How to Add Numbers with Decimals
Lesson 2: How to Subtract Numbers with Decimals
Lesson 3: How to Multiply Numbers with Decimals
Lesson 4: How to Divide Numbers wtih Decimals

Percent

Lesson 1: Introduction to the Concept of Percent
Lesson 2: Representation with Percent, Decimal, Fraction Part 1
Lesson 3: Representation with Percent, Decimal, Fraction Part 2
Lesson 4: Converting Percent to Decimal and Fraction
Lesson 5: Converting Fraction to Percent
Lesson 6: Converting Decimal, Percent, and Fractions

Fraction-Decimal-Percent Conversion

Lesson 1: How to Convert Repeating Decimals to Fractions Part 1
Lesson 2: How to Convert Repeating Decimals to Fractions Part 2
Lesson 3: How to Convert Repeating Decimals to Fractions Part 3

How to Add Integers

How to Add Integers Part 1
How to Add Integers Part 2
How to Add Integers Part 3

How to Subtract Integers

How to Subtract Integers Part 1
How to Subtract Integers Part 2
How to Subtract Integers Part 3

How to Multiply Integers

How to Multiply Integers Part 1
How to Multiply Integers Part 2
How to Multiply Integers Part 3

How to Divide Integers

How to Divide Integers Part 1
How to Divide Integers Part 2
How to Divide Integers Part 3

PEMDAS and Order of Operations

Lesson 1: PEMDAS Order of Operations Part 1
Lesson 2: PEMDAS Order of Operations Part 2
Lesson 3: PEMDAS Order of Operations Part 3

Integers

Lesson 1: Positive and Negative Integers
Lesson 2: Introduction to the Number Line
Lesson 3: How to Compare Numbers on the Number Line
Lesson 4: Definition of Absolute Value 
Lesson 5: How to Add Integers on the Number Line (Part 1)
Lesson 6: How to Add Integers on the Number Line (Part 2)
Lesson 7: Addition of Integers Using Chips
Lesson 8: Properties of Addition
Lesson 9: Application of Properties of Addition
Lesson 10: How to Subtract Integers Using the Number Line Part 1
Lesson 11: Subtraction of Integers Worked Examples 1
Lesson 12: How to Subtract Integers Using the Number Line Part 2
Lesson 13: Subtraction of Integers Worked Examples 2
Lesson 14: Subtraction of Integers Using Chips
Lesson 15: Addition and Subtraction of Integers Worked Examples
Lesson 16: Summary of Addition and Subtraction of Integers
Lesson 17: Introduction to Multiplication of Integers
Lesson 18: Multiplication of Integers Worked Examples
Lesson 19: Properties of Multiplication
Lesson 20: How to Use the Exponent Notation
Lesson 21: Division of Integers
Lesson 22: Division of Integers Worked Examples
Lesson 23: Integer Multiplication and Division Worked Examples
Lesson 24: Introduction to PEMDAS
Lesson 25: The Distributive Property