### 383 Pre-Algebra Videos by Khan Academy.zip

Here are **383 Pre-algebra tutorial videos** from Khan Academy that will teach middle school students to understand and get familiar with the foundation for all higher mathematics, and for progressing to the Algebra Basics and Algebra I videos. They teach and demonstrate many important concepts that we will introduce to you here: negative numbers, absolute value, factors, multiples, decimals, fractions, rates, exponents, radicals, and scientific notation.

These prealgebra tutorial videos are all together, ready to be downloaded in this **single zip file** (709 mb). After downloading the file, unzip into a new folder is created, named “383 Pre-Algebra Basics Videos by Khan Academy”, and then just double-click on index.html to open the table of contents in your browser, as seen in the screen shot below. Once downloaded an unzipped, an internet connection is not needed to watch the videos.

#### Topics taught by the 383 Pre-algebra videos:

**Negative Numbers and Absolute Value – 22 videos**

Teaches negative number basics, adding, subtracting, multiplying and dividing negative numbers, and absolute value.

**Factors and Multiples – 19 videos**

Understanding and finding factors and multiples. After these videos, you’ll be ready for fractions.

**Decimals – 78 videos**

Conceptualizing decimals and place notation, regrouping decimals and comparing decimals. Adding, subtracting, multiplying and dividing decimals. Converting between fractions and decimals. Introduction to percentages, percent word problems, estimating/rounding and significant figures. Moving the decimal to multiply and divide by 10, and adding and subtracting decimals percentages and fractions.

**Fractions – 96 videos**

Understanding fractions, visualizing equivalent fractions, equivalent fractions and simplified form, comparing fractions, decomposing fractions, adding and subtracting fractions with unlike denominators, adding and subtracting fractions, adding and subtracting with unlike denominator word problem, multiplying fractions, multiplying fractions word problems, mixed numbers and improper fractions, mixed number addition and subtraction, mixed number multiplication and division, decimals and fractions, dividing fractions, dividing fractions by fractions, number sets.

**Ratios, Proportions, Units, and Rates – 33 videos**

Ratios and proportions, rates, unit conversion, metric system unit conversion, fahrenheit and celsius conversion.

**Applying mathematical reasoning – 40 videos**

You already have many tools in your mathematical toolkit. In this topic, you’ll use these in settings that you’re likely to encounter in the real world!

**Exponents, Radicals, and Scientific Notation – 36 videos**

Understanding and solving exponents without algebra.

**Arithmetic Properties – 42 videos**

This tutorial will help us make sure we can go deep on arithmetic. We’ll explore various ways to represent whole numbers, place value, order of operations, rounding and various other properties of arithmetic.

**Measurement – 17 videos**

These videos help make sure we can go deep on arithmetic. We’ll explore various ways to represent whole numbers, place value, order of operations, rounding and various other properties of arithmetic.

###### Additionally, here are several other **pre-algebra learning resources** on BestEdLessons:

- Prealgebra Textbook for Middle School and Above
- Pre-Algebra Textbook
- Algebra2Go – Prealgebra Course from Saddleback College
- 8 Pre-Algebra Practice Tests, Reviews & Textbook -with Answers
- 9 Excellent Middle School Math Textbooks with Solutions

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*– love learning -your best ed lessons guide, Scott*

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