# Properties of Real Numbers

Taught by muchomath
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Meets NCTM Standards:
Lesson Summary:

In this lesson on Properties of Real Numbers, Mr. Perez goes over commutative, associative, identity, inverse, and distributive properties. He uses different examples to show how each property works and how they can be used to simplify expressions. These properties are essential in math and help to make solving equations more manageable.

Lesson Description:

Learn the properties of real numbers, see some examples of each property, and learn how they are used.

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.

• What are the properties of real numbers?
• What is the commutative property of addition and multiplication and how do you use them?
• What property says that a + b = b + a?
• What property says that ab = ba?
• What is the associative property of addition and multiplication and how do you use them?
• What property says that (a + b) + c = a + (b + c)?
• What property says that (ab)c = a(bc)?
• What are the identity properties for addition and multiplication and how do you use them?
• What property says that a + 0 = a?
• What property says that a*1 = a?
• What are the inverse properties for addition and multiplication and how do you use them?
• What property says that a + -a = 0?
• What property says that a*1/a = 1?
• What is the distributive property and how do you use it?
• What property says that a(b + c) = ab + ac?
• #### Staff Review

• Currently 4.0/5 Stars.
This lesson on the properties of real numbers is very important in math. This is a great tutorial for learning these properties, what they mean, and seeing some examples of each property. If you are having trouble with these properties or need a refresher, this is a great place to start.