Lesson Plan
EngageNY

The Decimal Expansion of Some Irrational Numbers

For Students 8th Standards
Develop a definition of irrational numbers through an exploration of square roots. The 11th lesson in this series of 25 asks scholars to estimate the value of a square root. Learners observe as the estimation extends further and further...
Lesson Plan
Willow Tree

Rational vs. Irrational Numbers

For Students 7th - 10th Standards
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
Worksheet
Kuta Software

Sets of Real Numbers

For Students 7th - 9th Standards
Real and unreal, rational and irrational, your learners will become experts at labeling numbers with this worksheet. A full sheet of different numbers requires your mathematicians to label each number with any category that fits that...
Worksheet
Curated OER

The Rational Number System

For Students 7th - 8th
In this rational number system worksheet, students identify rational and irrational numbers. They use a Venn Diagram to place numbers in their correct number set. This five-page worksheet contains approximately 10 problems. Answers are...
Worksheet
Curated OER

Exploring Real Numbers

For Students 11th
In this algebra worksheet, 11th graders classify numbers as rational, irrational, integral and whole. They solve the equations and graph i ton a number line. There are 26 questions with an answer key.
Worksheet
Curated OER

Properties of Real Numbers

For Students 8th - 10th
In this Algebra II instructional activity, students classify numbers by naming the subset or subsets of the real numbers to which it belongs. The two page instructional activity provides explanation and examples in addition to ten...
Worksheet
Curated OER

Square Roots and Real Numbers

For Students 9th
In this square roots and real numbers activity, 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...
Worksheet
Curated OER

Worksheet, Chapter 1: College Prep Algebra (Integers, Rational Numbers)

For Students 9th - 12th
In this algebra learning exercise, students evaluate equations, identify the inverse of numbers, translate words into a number sentence, compare expressions, and solve radicals. This six page learning exercise contains a variety of 67...
Worksheet
Curated OER

Number Systems and Mental Math

For Students 7th - 10th
In this Number System worksheet, learners solve thirty problems using mental math and ten with a calculator.  Students also classify numbers as rational or irrational.
Worksheet
Curated OER

Solving Absolute Value Inequalities

For Students 9th - 12th Standards
Start this activity with a brief description of how to solve absolute value inequalities. A space is provided to help classify the inequalities into types (greater than, less than, or equal to) and for learners to show how to graph their...
Lesson Plan
EngageNY

Sums and Differences of Decimals

For Students 6th Standards
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Unit Plan
Mathematics Vision Project

Module 7: Modeling with Functions

For Students 9th - 12th Standards
The sky's the limit of what you create when combining functions! The module begins with a review of transformations of parent functions and then moves to combining different function types using addition, subtraction, and...
Unit Plan
Khan Academy

Khan Academy: Classify Numbers: Rational & Irrational

For Students 7th - 8th Standards
Practice identifying whether numbers are rational or irrational. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Unknown Type
Khan Academy

Khan Academy: Classify Numbers

For Students 8th Standards
Practice classifying numbers as whole, integer, rational, and irrational. Students receive immediate feedback and have the opportunity to try questions repeatedly, to watch a video, or ask for a hint.
Unknown Type
Khan Academy

Khan Academy: Classifying Numbers

For Students 6th - 8th
In this exercise, students practice classifying numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Handout
Other

Chili Math: How to Classify Real Numbers

For Students 6th - 9th
Explains how to classify real numbers and provides numerous examples.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Order of Real Numbers Grade 8

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to classify, order, and graph real numbers.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Properties of Rational Numbers

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students compare, classify, simplify, and order rational numbers. Students examine guided notes, review guided practice, watch instructional videos...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Sets and Symbols

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Classify real numbers as rational numbers, whole numbers, integers, and irrational numbers.