This lesson consists of providing you with a Self-Tutorial on all about the classification and sets of numbers. Learn what are natural numbers, integers, rational numbers and more. I also explain how to use your graphing calculator to input all types... of numbers (integers, fractions, square roots, etc.).[more]

This presenter explains the difference versus rational and irrational numbers. She first explains that both are real numbers and proceeds to give examples of rational and irrational numbers. (02:12)

This Discovery Education video discusses irrational numbers, such as the number pi because it has no decimal equivalent. Then, it discusses how irrational numbers relate to rational numbers. The video is good quality and good for all students as a re...view or initial learning of the topic.(02:23)[more]

The instructor explains what rational numbers are and uses a white board to model several examples using fractions, mixed numbers, and decimals. He then compares and orders rational numbers. (05:27)

Students learn that the following number sets represent rational numbers: natural numbers, whole numbers, integers, fractions, terminating decimals, and repeating decimals. For example, -2, 7, 3/4, 0.0006, and 0.191919... are all rational numbers. Ho...wever, a decimal that is both non-terminating and non-repeating is an irrational number. For example, 0.12579835781... and 39.779778776775... are irrational numbers. Video is good quality and good for all students as a review or initial learning of the topic.[more]

Discovery Education Video. Video discusses natural numbers, whole numbers, fractions, and integers. Then they discuss how rational numbers are used in recipes. Video is good quality and good for all students as a review or initial learning of the top...ic.[more]

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