# Multiplication and Division

Taught by muchomath
• Currently 4.0/5 Stars.
8040 views | 2 ratings
Meets NCTM Standards:
Lesson Description:

Multiplication and division are explained using a number line. Also, many examples of multiplying and dividing fractions with negative signs. Also, multiplying and dividing by 0 is discussed.

Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.

• How do you multiply and divide integers using a number line?
• Why does a negative number times a negative number equal a positive number?
• What does any number times 0 equal?
• What are reciprocals and what do reciprocals equal when they are multiplied?
• How do you multiply fractions by canceling out common factors?
• What does -3(-5/6)(-2/3) equal?
• How do you divide fractions?
• What does 6/(5/7) equal?
• What is 0/5?
• What happens when you divide by 0?
• Why can't you divide by 0?
• What is 0 divided by 0?
• #### Staff Review

• Currently 4.0/5 Stars.
This lesson explains the concept of multiplication and division using a number line. Reciprocals are revisited, fractions are multiplied and divided, and several example problems are shown for simplifying expressions with multiplication and division and using negative signs.
• #### squeaky78

• Currently 5.0/5 Stars.
i love it