Operations on Numbers - Part 1
In this lesson, Luis Anthony Ust introduces the concepts of absolute value, opposites, and addition in a clear and easy-to-understand manner. Through the use of examples and visual aids, he explains how to find the absolute value of numbers, determine the opposite of a number, and add numbers with different signs. He also emphasizes the importance of the order of operations and shows how to use a graphing calculator to perform these operations. Overall, this lesson is a great resource for students looking to enhance their knowledge of basic math operations.
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.
- Higher Resolution Version of Lesson - Click this link to watch a higher resolution version of this lesson in Windows Media Video format.
- Basic Math: Lesson 3 - Operations on Numbers - Handout to accompany the lesson.
- What is absolute value?
- How do you find the absolute value of a number?
- How do you find absolute value on a graphing calculator?
- What are opposites?
- How do you add positive and negative numbers?
- How do you subtract positive and negative numbers?
- How is a number line used to add and subtract numbers?
- What are the rules for adding and subtracting numbers?
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Staff Review
A basic lesson explaining how to add and subtract numbers by thinking of the values on a number line. Also, learn about absolute values and opposites by thinking about them on a number line.
