Pre-Algebra Explained
4.5 (132 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
410 students enrolled

Pre-Algebra Explained

Master Pre-Algebra and prepare yourself for High School Math: Algebra, Geometry, Trigonometry
Bestseller
4.5 (132 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
410 students enrolled
Created by John Greene, M.A.
Last updated 5/2020
English
English [Auto]
Current price: $34.99 Original price: $49.99 Discount: 30% off
5 hours left at this price!
30-Day Money-Back Guarantee
This course includes
  • 14 hours on-demand video
  • 48 articles
  • 96 downloadable resources
  • 1 Practice Test
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
Training 5 or more people?

Get your team access to 4,000+ top Udemy courses anytime, anywhere.

Try Udemy for Business
What you'll learn
  • You will be a master of Pre-Algebra and be fully ready for Algebra 1
  • You will be able to Perform all Operations with Whole Numbers without a Calculator
  • You will be able to Add, Subtract, Multiply, and Divide Integers
  • You will be able to Simplify, Add, Subtract, Multiply and Divide Fractions
  • You will be able to Add, Subtract, Multiply, Divide, Compare, and Round Decimals
  • You will be able to find the Mean (Average), Median, and Mode for a group of numbers
  • You will be able to convert between U.S. and Metric Units of Measurement
Requirements
  • Basic Arithmetic: Basic understanding of counting and numbers
Description

Are you looking to Master Pre-Algebra and Ace your next Exam? In this course, you will master the basic concepts of pre-algebra with our step by step tutorials and quizzes. The concepts you will learn are fundamental to success in higher math classes such as Algebra, Geometry, Trigonometry, and Calculus. We will review operations with whole numbers, and then move on to learn how to perform operations with integers, fractions, and decimals. We will wrap up our course by learning how to find the mean, median, and mode for a group of numbers, along with how to convert between various units of measurement. 

Who this course is for:
  • Anyone who wants to master Pre-Algebra and get ready for Algebra
Course content
Expand all 96 lectures 17:02:52
+ Whole Numbers
32 lectures 05:11:22

In this lecture, we learn about the whole numbers and how our number system works. We will learn how to identify the place value of each digit in a given number.

Preview 19:12

In this lesson, we learn about place value.

Place Value Written Lesson
02:53

This quiz will test your knowledge of how to find the place value of a given digit in a number.

Place Value Quiz
3 questions

In this lecture, we learn how to write a number in expanded notation.

Preview 16:04

In this lesson, we will learn how to write a number in expanded notation.

Expanded Notation Written Lesson
01:53

This quiz will test your knowledge of how to write a number in expanded notation.

Expanded Notation
3 questions

This lecture gives an introduction to the number line and inequality relationships between numbers.

Inequalities and the Number Line
09:33

In this lesson, we will learn about inequalities, the number line, and inequality relationships between numbers.

Inequalities and the Number Line Written Lesson
02:34

This quiz will test your knowledge of inequality relationships between two whole numbers.

Inequalities and the Number Line
3 questions

In this lecture, we will learn how to round whole numbers.

Preview 05:18

In this lesson, we review how to round whole numbers.

Rounding Whole Numbers Written Lesson
02:47

This quiz will test your knowledge of how to round whole numbers.

Rounding Whole Numbers
3 questions

In this lecture, we learn about the various properties of addition such as the commutative property of addition, the associative property of addition, and the additive identity.

Properties of Addition
08:17

In this lesson, we learn about the various properties of addition.

Properties of Addition Written Lesson
02:25

This quiz will test your knowledge of the various properties of addition (commutative property of addition, associative property of addition).

Properties of Addition
3 questions

In this lecture, we learn how to use a number line to perform addition with whole numbers.

Adding Whole Numbers using a Number Line
07:36

In this lesson, we will learn how to add whole numbers using a number line.

Adding Whole Numbers using a Number Line Written Lesson
01:15

This quiz will test your knowledge of how to add whole numbers using a number line.

Adding Whole Numbers using a Number Line
3 questions

In this lecture, we learn how to perform multi-digit addition using a vertical format.

Multi-Digit Addition (Vertical Addition)
16:14

In this lesson, we learn how to add multi-digit whole numbers using vertical addition.

Multi-Digit Addition (Vertical Addition) Written Lesson
02:43

This quiz will test your knowledge of how to add multi-digit whole numbers when carrying (regrouping) is involved.

Multi-Digit Addition (Vertical Addition)
3 questions

In this lecture, we learn how to subtract whole numbers using a number line.

Subtracting Whole Numbers using a Number Line
10:02

In this lesson, we learn how to subtract whole numbers using a number line.

Subtracting Whole Numbers using a Number Line Written Lesson
02:55

This quiz will test your knowledge of how to subtract whole numbers using a number line.

Subtracting Whole Numbers using a Number Line
3 questions

In this lecture, we learn how to subtract multi-digit whole numbers when borrowing is involved. We will do this using a process known as vertical subtraction.

Multi-Digit Subtraction (Vertical Subtraction)
17:10

In this lesson, we learn how to subtract whole numbers using vertical subtraction.

Multi-Digit Subtraction (Vertical Subtraction) Written Lesson
02:39

This quiz will test your knowledge of how to subtract multi-digit whole numbers when borrowing is required.

Multi-Digit Subtraction (Vertical Subtraction)
3 questions

In this lecture, we learn about the various properties of multiplication. These include the commutative property, the associative property, the identity property of 1, the multiplicative property of zero, and the distributive property of multiplication.

Properties of Multiplication
21:23

In this lesson, we learn about the various properties of multiplication.

Properties of Multiplication Written Lesson
04:51

This quiz will test your knowledge of the various properties of multiplication (commutative, associative, distributive).

Properties of Multiplication
5 questions

In this lecture, give a step by step tutorial on how to multiply multi-digit whole numbers using a vertical format. This process is known as vertical multiplication or multiplication with regrouping.

Multi-Digit Multiplication (Vertical Multiplication)
24:14

In this lesson, we learn how to multiply multi-digit whole numbers using vertical multiplication.

Multi-Digit Multiplication Written Lesson
06:02

This quiz will test your knowledge of how to multiply multi-digit whole numbers when carrying (regrouping) is required.

Multi-Digit Multiplication (Vertical Multiplication)
3 questions

In this lecture, we learn how to quickly multiply large whole numbers when trailing zeros are involved. This is also known as multiplying by powers of ten.

Multiplication with Trailing Zeros
09:00

In this lesson, we learn how to multiply quickly using trailing zeros.

Multiplication with Trailing Zeros Written Lesson
01:22

This quiz will test your knowledge of how to multiply large whole numbers with trailing zeros. You may also hear this topic referred to as multiplying by powers of 10.

Multiplication with Trailing Zeros
3 questions

In this lecture, we introduce the concept of division. Division is the opposite of multiplication. We will learn how to name parts of a division problem as dividend, divisor and quotient. We will also learn how to perform single digit division using a multiplication table. We will encounter single digit division problems that require the use of remainders.

Properties of Division
23:18

In this lesson, we learn various properties of division.

Properties of Division Written Lesson
05:11

This quiz will test your knowledge of how to perform single digit division when remainders are involved. We will also test your knowledge of various terms involved in the division operation.

Properties of Division
5 questions

In this lecture, we learn how to divide multi-digit whole numbers using a process known as long division. Long division allows us to break the division of large whole numbers down into a step by step process known as DMSBR (divide, multiply, subtract, bring down, repeat or remainder). We will learn how to work with problems that result in a remainder.

Long Division
40:10

In this lesson, we learn how to perform long division with whole numbers.

Long Division Written Lesson
07:10

This quiz will test your knowledge of how to divide multi-digit whole numbers using long division.

Long Division
3 questions

In this lecture, we explain how to work with whole number exponents. We will learn how to move between exponential form and repeated multiplication.

Preview 15:58

In this lesson, we learn how to work with whole number exponents.

Introduction to Exponents Written Lesson
03:49

This quiz will test your knowledge of basic exponents.

Introduction to Exponents
5 questions

In this lecture, we learn how to perform multiple operations with whole numbers utilizing the order of operations, also known by its mnemonic device PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition, and Subtraction).

The Order of Operations (Whole Numbers)
14:16

In this lesson, we will learn about the order of operations, also known by its acronym PEMDAS.

The Order of Operations (Whole Numbers) Written Lesson
03:02

This quiz will test your knowledge of how to solve a problem with multiple operations using the order of operations (PEMDAS).

The Order of Operations (Whole Numbers)
3 questions
+ Integers
14 lectures 02:22:00

In this lecture, we learn about a new type of number known as an integer. These numbers will allow us to consider negative values.

Introduction to Integers
22:06

In this lesson, we will learn about a new set of numbers known as the integers.

Introduction to Integers Written Lesson
04:54

This quiz will test your knowledge of the relationship between integers, along with how to find the opposite (additive inverse) of a number.

Introduction to Integers
4 questions

In this lecture, we learn how to find the absolute value of a number. We will also look at problems that require us to simplify when the absolute value operation is involved.

Absolute Value
13:06

In this lesson, we will learn how to find the absolute value of a number.

Absolute Value Written Lesson
03:56

This quiz will test your knowledge of how to find the absolute value of a number, along with how to simplify an expression that involves the absolute value operation.

Absolute Value
4 questions

In this lecture, we give a step by step explanation of how to add two or more integers.

Preview 26:22

In this lesson, we will learn how to add integers.

Adding Integers Written Lesson
04:16

This quiz will test your knowledge of how to add two or more integers.

Adding Integers
3 questions

In this lecture, we give a step by step explanation of how to subtract integers.

Subtracting Integers
14:57

In this lesson, we will learn how to perform subtraction with integers.

Subtracting Integers Written Lesson
01:59

This quiz will test your knowledge of how to subtract integers.

Subtracting Integers
3 questions

In this lecture, we will learn how to multiply and divide integers.

Multiplying and Dividing Integers
10:51

In this lesson, we will learn how to multiply and divide integers.

Multiplying and Dividing Integers Written Lesson
02:54

This quiz will test your knowledge of how to multiply and divide integers.

Multiplying and Dividing Integers
3 questions

In this lecture, we will learn how to work with exponents when the base is negative.

Exponents with a Negative Base
14:38

In this lesson, we learn how to simplify when a negative number is raised to a power. 

Exponents with a Negative Base Written Lesson
02:09

This quiz will test your knowledge of how to work with exponential expressions when the base is negative.

Exponents with a Negative Base
3 questions

In this lecture, we revisit the order of operations. Here we will look at additional problems with integers involved.

Preview 15:52

In this lesson, we will learn how to evaluate problems using the order of operations.

The Order of Operations (Integers) Written Lesson
03:58

This quiz will test your knowledge of how to solve problems with multiple operations using the order of operations (PEMDAS) when integers are involved.

The Order of Operations (Integers)
3 questions
+ Fractions
30 lectures 05:40:19

This lecture will cover how to determine if a whole number is divisible by the numbers 2 - 12, with 7 and 11 included in the lesson.

Divisibility Rules (2-12)
24:19

In this lesson, we will learn about the divisibility rules for the numbers 2 through 12.

Divisibility Rules (2 - 12) Written Lesson
06:18

This quiz will test your knowledge of the divisibility rules for the numbers 2 - 12.

Divisibility Rules (2-12)
3 questions

This lecture will give a step by step explanation of how to factor a whole number. We will learn how to use a factor tree, to visually represent the factoring process.

Preview 29:50

In this lesson, we learn how to factor whole numbers using a factor tree.

Factoring Whole Numbers Written Lesson
04:51

This quiz will test your knowledge of how to factor a whole number using a factor tree.

Factoring Whole Numbers
4 questions

This lecture will give an introduction to fractions. We will learn about proper fractions, improper fractions, and mixed numbers.

Introduction to Fractions
17:35

In this lesson, we will learn about fractions.

Introduction to Fractions Written Lesson
03:35

This quiz will test your understanding of proper fractions, improper fractions, and mixed numbers.

Introduction to Fractions
3 questions

In this lecture, we learn how to convert between mixed numbers and improper fractions.

Mixed Numbers and Improper Fractions
13:31

In this lesson, we will learn about mixed numbers and improper fractions. We will show how to convert between the two forms of a number.

Mixed Numbers and Improper Fractions Written Lesson
03:15

This quiz will test your knowledge of how to change between mixed numbers and improper fractions.

Mixed Numbers and Improper Fractions
3 questions

This lecture will give a step by step explanation of how to find the greatest common divisor (GCD) for a group of numbers. This is also  known as finding the greatest common factor (GCF).

Finding the Greatest Common Divisor (GCD)/Factor (GCF)
15:12

In this lesson, we learn how to find the greatest common divisor(GCD), which is also known as the greatest common factor (GCF).

Finding the Greatest Common Divisor Written Lesson
04:10

This quiz will test your knowledge of how to find the Greatest Common Divisor (GCD) (also known as the Greatest Common Factor (GCF)) for a group of numbers.

Finding the Greatest Common Divisor (GCD)/Factor (GCF)
3 questions

In this lecture, you will learn how to simplify fractions. This is also known as reducing fractions to lowest terms.

Simplifying Fractions (Reducing Fractions to Lowest Terms)
19:02

In this lesson, we learn how to simplify fractions. This is also known as reducing fractions to lowest terms.

Simplifying Fractions (Reducing Fractions to Lowest Terms) Written Lesson
03:46

This quiz will test your knowledge of how to simplify fractions (reduce fractions to lowest terms).

Simplifying Fractions (Reducing Fractions to Lowest Terms)
3 questions

This lecture gives a step by step explanation of how to multiply two or more fractions. We will also show how to cross cancel in order to speed up the simplification of the answer.

Multiplying Fractions
15:46

In this lesson, we learn how to multiply fractions.

Multiplying Fractions Written Lesson
02:51

This quiz will test your knowledge of how to multiply two or more fractions together.

Multiplying Fractions
3 questions

In this lecture, we learn how to divide fractions.

Dividing Fractions
15:25

In this lesson, we learn how to divide fractions.

Dividing Fractions Written Lesson
01:25

This quiz will test your knowledge of how to divide fractions.

Dividing Fractions
4 questions

In this lecture, we learn how to find the least common multiple LCM for a group of numbers.

Finding the Least Common Multiple (LCM)
27:46

In this lesson, we learn how to find the least common multiple (LCM).

Finding the Least Common Multiple (LCM) Written Lesson
05:52

This quiz will test your ability to find the Least Common Multiple (LCM) for a group of numbers.

Finding the Least Common Multiple (LCM)
3 questions

This lecture gives a step by step explanation of  how to add and subtract fractions. When you are finished with this lecture, you will be able to add and subtract fractions with a common denominator and without a common denominator.

Adding and Subtracting Fractions
27:52

In this lesson, we learn how to add and subtract fractions.

Adding and Subtracting Fractions Written Lesson
03:10

This quiz will test your knowledge of how to add and subtract fractions.

Adding and Subtracting Fractions
4 questions

This lecture will give a step by step explanation of how to determine the relationship between two or more fractions. After watching this video, you will be able to order fractions by value.

Comparing Fractions
17:23

In this lesson, we learn how to compare two or more fractions.

Comparing Fractions Written Lesson
02:44

This quiz will test your ability to compare the size of two or more fractions.

Comparing Fractions
3 questions

In this lecture, we learn how to write ratios and find unit rates.

Ratios and Rates
14:03

In this lesson, we will learn about ratios and rates.

Ratios and Rates Written Lesson
04:40

This quiz will test your ability to write ratios and unit rates.

Ratios and Rates
3 questions

In this lecture, we learn how to determine if two ratios or two rates represent a proportion.

Proportions
10:53

In this lesson, we will learn about proportions.

Proportions Written Lesson
01:55

This quiz will test your ability to determine if two ratios or two rates represent a proportion.

Proportions
3 questions

In this lecture, we learn how to perform operations (addition, subtraction, multiplication, and division) with mixed numbers and improper fractions.

Operations with Mixed Numbers (Addition, Subtraction, Multiplication, Division)
23:06

In this lesson, we learn how to perform operations with mixed numbers.

Operations with Mixed Numbers Written Lesson
01:44

This quiz will test your ability to perform operations (addition, subtraction, multiplication, and division) with mixed numbers.

Operations with Mixed Numbers (Addition, Subtraction, Multiplication, Division)
4 questions

In this lecture, we learn how to simplify complex fractions.

Complex Fractions
16:49

In this lesson, we learn how to simplify complex fractions.

Complex Fractions Written Lesson
01:26

This quiz will test your ability to simplify complex fractions.

Complex Fractions
3 questions
+ Decimals
14 lectures 02:43:00

In this lecture, we learn how to convert a decimal fraction into decimal notation.

Decimal Fractions
18:03

In this lesson, we will learn about decimal fractions, which are also known as base 10 fractions.

Decimal Fractions Written Lesson
03:53

This quiz will test your ability to convert a decimal fraction (base 10 fraction) into a decimal number.

Decimal Fractions (Base 10 Fractions)
3 questions

In this lecture, we will learn more about decimals. We will expand the place value chart and include values to the right of the decimal point. We will learn how to round decimals. Lastly, we will learn how to compare two or more decimals.

Comparing and Rounding Decimals
22:54

In this lesson, we will learn how to compare and round decimals.

Comparing and Rounding Decimals Written Lesson
05:21

This quiz will test your ability to compare the size of two or more decimals, along with how to round decimals.

Comparing and Rounding Decimals
4 questions

This lecture provides a step by step tutorial on how to add and subtract decimals.

Adding and Subtracting Decimals
14:37

In this lesson, we learn how to add and subtract decimals.

Adding and Subtracting Decimals Written Lesson
02:33

This quiz will test your ability to add and subtract decimals.

Adding and Subtracting Decimals
4 questions

This lecture gives a step by step tutorial on how to multiply with decimals.

Preview 20:58

In this lesson, we learn how to multiply decimals.

Multiplying Decimals Written Lesson
03:02

This quiz will test your ability to multiply decimals.

Multiplying Decimals
3 questions

In this lecture, we learn how to divide decimals.

Dividing Decimals
28:35

In this lesson, we learn how to divide decimals.

Dividing Decimals Written Lesson
04:50

This quiz will test your ability to divide decimals.

Dividing Decimals
3 questions

In this lecture, we learn how to change between fractions and decimals.

Changing Fractions to Decimals
13:55

In this lesson, we learn how to change between fractions and decimals.

Changing Fractions to Decimals Written Lesson
01:36

This quiz will test your ability to change fractions to decimals.

Changing Fractions to Decimals
3 questions

In this lecture, we learn how to convert a decimal into a percent and vice versa.

Percents
17:39

In this lesson, we learn about percents.

Percents Written Lesson
05:01

This quiz will test your knowledge of percents. How to convert a decimal to a percent, how to convert a fraction to a percent, and how to convert a percent into a decimal or fraction.

Percents
3 questions
+ Measurement
6 lectures 01:06:10

In this lecture, we learn how to find the mean (average), median, and mode for a group of numbers.

Mean, Median, and Mode
16:57

In this lesson, we learn how to find the mean, median, and mode for a group of numbers.

Mean, Median, and Mode Written Lesson
06:00

This quiz will test your ability to find the mean, median, and mode for a group of numbers.

Mean, Median, and Mode
3 questions

In this lecture, we learn how to convert between U.S. units of measurement.

Converting between U.S. units of Measurement
23:20

In this lesson, we learn how to convert between U.S. units of measurement.

Converting between U.S. units of Measurement Written Lesson
03:15

This quiz will test your ability to convert between U.S. units of measurement.

Converting between U.S. units of Measurement
3 questions

In this lecture, we learn how to convert between metric units of measurement. We will learn how to use the mnemonic device King Henry Died Monday Drinking Chocolate Milk.

Converting between Metric Units
13:23

In this lesson, we learn how to convert between metric units of measurement.

Converting between Metric Units Written Lesson
03:14

This quiz will test your ability to convert between metric units of measurement.

Converting between Metric Units
3 questions

This test will ensure you fully understand all aspects of Pre-Algebra. Take the time to fully review any topics that you don't fully understand. This review process will be important to your success in Algebra 1 and beyond.

Should you have any questions, don't be afraid to message us or use the Q&A section.

Pre-Algebra Final Exam
65 questions