# Operations on Numbers - Part 2

Taught by videomathtutor
• Currently 3.0/5 Stars.
6289 views | 3 ratings
Part of video series
Meets NCTM Standards:
Lesson Summary:

In this lesson, you will learn about the different notations for multiplication, including the raised dot, parentheses, and implied multiplication. You will also learn the rules for multiplying numbers with the same or different signs, as well as the zero factor property. The lesson will also cover exponents and their terminology, such as squared and cubed. Additionally, you will learn how to input exponents into a calculator using the power key.

Lesson Description:

This lesson consists of providing you with a Self-Tutorial on the typical operations done on numbers. These include: absolute value, opposites, addition, subtraction, multiplication, division and simple exponents. Order of Operations is covered in detail. I also explain how to use your graphing calculator to help you perform all these operations.

• What does it mean to multiply numbers?
• How do you multiply positive and negative numbers?
• How do you divide positive and negative numbers?
• How do you use reciprocals?
• What are grouping symbols?
• What are the rules for multiplying and dividing numbers?
• How can you use a graphing calculator multiply and divide?
• What are exponents?
• How do you compute exponents?
• What is expanded form?
• How do you do exponents on a graphing calculator?
• #### Staff Review

• Currently 4.0/5 Stars.
In this video, multiplication, division, and exponents, and reciprocals are explained in a step-by-step fashion. A basic way of understanding what it means to multiply or divide numbers. Also, learn how grouping symbols are used in multiplication. Great for anyone learning these operations on numbers for the first time (or having difficulty with them).