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Rational Numbers Teacher Resources
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For this worksheet, young mathematicians translate words into algebraic expressions. They define variables and write expressions for a given phrase. They identify numbers as rational or irrational, simplify expressions, solve basic matrix problems, and review the coordinate system and properties of real numbers. This six-page worksheet contains 40 problems. It provides a good review of basic algebra concepts.
Students investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic lesson plan, students use computers to work on modular arithmetic after a teacher guided lesson plan. They complete guided practice and independent practice by completing the associated worksheets.
Young scholars explore rational numbers by analyzing space science. In this scientific notation lesson, students examine a map of the solar system and identify the distances between each planet and our Sun. Young scholars utilize scientific notation to abbreviate the large numbers describing the distances.
Given centigrade temperatures for pairs of cities, math-minded meteorologists determine which is either warmer or colder. The worksheet is embedded in a website from which you can access an answer key or even change the cities and temperatures with a simple click! There is also a link to another similar worksheet in which problems are written out in words.
In this square roots and real numbers worksheet, 9th graders solve and complete 12 different problems that include types of numbers. First, they find each square root, rounding to the nearest hundredth. Then, students evaluate each expression and then, name the set or sets of numbers which each real number belongs.