# Number Basics

### Popular Tutorials in Number Basics

• #### What are the Multiplication Properties of 0 and -1?

Understanding the multiplication properties of 0 and -1 are fundamental building blocks in learning all there is to know about the operation of multiplication. In this tutorial, you'll learn about these two important properties.

• #### What are the Inverse Properties of Addition and Multiplication?

Inverse properties of addition and multiplication got you stumped? This tutorial should help! Check it out and learn these two important inverse properties.

• #### What's a Prime Number?

Prime numbers aren't too hard to define, but they still puzzle professional mathematicians. Believe it or not, all over the word computers are chugging away, trying to find the next biggest prime! Bigger and bigger prime numbers help keep your credit card info safe through really cool encryption techniques. So prime numbers really matter every day, and you can learn how they are defined in this tutorial.

• #### What's an Integer?

There are lots of different kinds of numbers that you'll come across in algebra, and a lot of these kinds of numbers are related to each other. Before you learn how they are related, you've got to learn about them separately, and in this tutorial you'll how to define integers :)

• #### What are Consecutive Numbers?

Consecutive numbers are numbers in counting order. They tend to come up in words problems. Take a look at this tutorial to learn all about consecutive numbers!

• #### What's Another Definition for Prime and Composite Numbers?

If the only factors a number are 1 and itself, then that number is prime. A number that is not prime is called composite. Learn about prime and composite numbers by watching this tutorial!

• #### Why Can't You Divide By 0?

Why can't you divide by 0? This may be one of the most asked math questions. Get this question answered once and for all by watching this tutorial!

• #### What are Positive and Negative Numbers?

Positive and negative numbers (and zero!) are the building blocks of math. This tutorial will introduce you to positive and negative numbers and show you their location on a number line. Plus, learn a special thing about the number zero!

• #### What is the Number Line?

A number line is a way we can visually represent numbers. This tutorial gives you a great introduction to the number line and shows you how to graph numbers on the number line in order to compare them. Check it out!

• #### What is Place Value?

Did you know numbers have place values? This tutorial introduces you to the term place value and shows you some of the most seen place values. Take a look!