Prealgebra Lecture 7.4: Finding Percent Increase and Percent Decrease

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• ✓1Prealgebra Lecture 1.2: Studying Place Value and Expanded Form of Numbers
• ✓2Prealgebra Lecture 1.3: Addition and Subtraction of whole numbers. Perimeter.
• ✓3Prealgebra Lecture 1.4: How to do Rounding and Estimating of Whole Numbers
• ✓4Prealgebra Lecture 1.5: Multiplication of Whole Numbers. Area of a Rectangle
• ✓5Prealgebra Lecture 1.6: Division of Whole Numbers
• ✓6Prealgebra Lecture 1.7: Studying Exponents and Order of Operations
• ✓7Prealgebra Lecture 1.8: An Introduction to Variables and Algebraic Expressions
• ✓8Prealgebra Lecture 2.1: Introduction to Integers
• ✓9Prealgebra Lecture 2.2: Adding of Integers. Using the Addition Rule for Integers
• ✓10Prealgebra Lecture 2.3: Subtracting Integers. How to Change Subtraction to Addition
• ✓11Prealgebra Lecture 2.4: Multiplying and Dividing Integers
• ✓12Prealgebra Lecture 2.5: Studying Order of Operations with Integers
• ✓13Prealgebra Lecture 2.6: An Introduction to Solving Basic Equations
• ✓14Prealgebra Lecture 3.1: Simplifying Algebraic Expressions
• ✓15Prealgebra Lecture 3.2: Solving Basic Equations
• ✓16Prealgebra Lecture 3.3: Solving General Equations. How to Solve Any Equation in Prealgebra
• ✓17Prealgebra Lecture 3.4: Translating Sentences Into Equations. Intro to Word Problems
• ✓18Prealgebra Lecture 4.1: Introduction to Fractions
• ✓19Prealgebra Lecture 4.2: Prime Factorization and Simplification of Fractions
• ✓20Prealgebra Lecture 4.3: How to Multiply and Divide Fractions
• ✓21Prealgebra Lecture 4.4: How to Add and Subtract Fractions. Finding LCD.
• ✓22Prealgebra Lecture 4.5: Add/Subract Fractions When the Fractions do Not Have a Common Denominator.
• ✓23Prealgebra Lecture 4.6: Simplifying Complex Fractions and Order of Operations with Fractions.
• ✓24Prealgebra Lecture 4.7: Operations With Mixed Number Fractions
• ✓25Prealgebra Lecture 4.8: Solving Equations With Fractions
• ✓26Prealgebra Lecture 5.1: Introductions to Decimal Numbers
• ✓27Prealgebra Lecture 5.2: Adding and Subtracting Decimals Using the Addition Rule
• ✓28Prealgebra Lecture 5.3: Multiplying Decimal Numbers
• ✓29Prealgebra Lecture 5.4: Dividing Decimal Numbers
• ✓30Prealgebra Lecture 5.5: Translating Fractions to Decimals and Order of Operations with Decimals
• ✓31Prealgebra Lecture 5.6: Solving Equations with Decimals
• ✓32Prealgebra Lecture 5.7: Finding Averages: The Mean, Median, and Mode
• ✓33Prealgebra Lecture 6.1: Writing and Simplifying Ratios and Rates.
• ✓34Prealgebra Lecture 6.2: Solving Equations with Proportions.
• ✓35Prealgebra Lecture 6.3: Applications of Solving Equations with Proportions.
• ✓36Prealgebra Lecture 6.4: Simplifying Square Roots and Solving Problems with the Pythagorean Theorem.
• ✓37Prealgebra Lecture 7.1: Introduction to Percent and Percentages
• ✓38Prealgebra Lecture 7.3: Using the Basic Percent Equation. How to Solve Percent Equations
• ✓39Prealgebra Lecture 7.4: Finding Percent Increase and Percent Decrease
• ✓40Prealgebra Lecture 7.5: Solving Problems with Sales Tax, Commission, and Discount.
• ✓41Prealgebra Lecture 7.6: Solving Simple Interest and Compound Interest Problems.
• ✓42Prealgebra Lecture 10.1: Adding and Subtracting Polynomials.
• ✓43Prealgebra Lecture 10.2: Properties of Exponents in Polynomials. Multiplying Polynomials
• ✓44Prealgebra Lecture 10.3: Multiplying Polynomials by the Distributive Property.

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