# How to Multiply by 0

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• 0:01 Multiplication by 0
• 1:23 The Rule
• 2:01 Examples
• 2:35 Lesson Summary
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Lesson Transcript
Instructor: Yuanxin (Amy) Yang Alcocer

Amy has a master's degree in secondary education and has taught math at a public charter high school.

In this video lesson, you will learn the one easy rule to remember when multiplying by 0. See how this single rule will give you the answer to any multiplication problem that includes a 0.

## Multiplication by 0

In this lesson, we will talk about multiplication. Multiplication is repeated addition. Multiplication tells you how many times to add a certain number. For example, 4 * 2 tells you to add the 4 two times. The asterisk that you see is one of the symbols we use to show that we are using the multiplication operator. In this lesson, we will specifically talk about what happens when we multiply by 0. Knowing how to multiply by 0 will help you solve various math problems now and in your other math classes and tests.

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