# Elementary Algebra Review Part 8

Taught by YourMathGal
• Currently 4.0/5 Stars.
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Part of video series
Lesson Summary:

In this lesson on Elementary Algebra, the focus is on multiplying and dividing by zero. The video explains that whenever any number is multiplied by zero, the answer is always zero. However, when dividing by zero, it is undefined. The video emphasizes that it is crucial to remember that dividing any number by zero is undefined.

Lesson Description:

Explains multiplying and dividing by zero

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

• What does it mean to multiply and divide by 0?
• What does 7*0, -2*0, 1/2*0, 0*0, 0*7, 3*9*0*6, or -8*0*-9 equal?
• How do you divide by zero?
• Why can't divide by 0?
• What is 0/2?
• What does 0/4 equal?
• What does 0/n equal if n does not equal 0?
• What does 0/0 equal?
• Why is 0/0 undefined?
• What does 7/0 equal?
• Why is dividing by 0 undefined?
• #### Staff Review

• Currently 4.0/5 Stars.
This lesson explains the ever-confusing concept of multiplying and dividing by zero. This lesson explains what dividing means fundamentally, and it applies this to dividing by 0. This is a very good explanation of this tricky concept. 0/0 is also discussed.