Khan Academy
Khan Academy: Absolute Value to Find Distance Challenge
Practice using absolute value to find distance.
Oswego City School District
Regents Exam Prep Center: Irrational Approximations
Providing one instructional activity, one practice exercise, and two teacher resources, the information at this website is geared toward young scholars who already understand rational and irrational numbers. The instructional activity...
Illustrative Mathematics
Illustrative Mathematics: N rn.a.2: Checking a Calculation of a Decimal Exponent
The purpose of the task is to connect properties of fractional exponents with ordering of real numbers. Aligns with N-RN.A.2.
Illustrative Mathematics
Illustrative Mathematics: N rn.a.1: Evaluating Exponential Expressions
The goal of this task is to use properties of exponents for whole numbers in order to explain how expressions with fractional exponents are defined. Aligns with the N-RN.A.1 standard.
Washington State University
Washington State University: Sets & Other Basic Concepts
Washington State University provides an introduction to sets and subsets and the symbols used to represent them.
Texas Instruments
Texas Instruments: The Tortoise and the Hare
In this activity, students develop patterns using two or more rational number quantities. They comprehend the concept of functions by understanding the relationship between these quantities and their sums.
Alabama Learning Exchange
Alex: The Real Number System
This instructional activity focuses on a clear understanding of the real number system by using a variety of teaching strategies. A graphic organizer on a slideshow illustrates how the classifications of numbers relate. A kinesthetic...
PBS
Pbs: Logical Leaps: Graphing Inequalities: Fractions and Decimals From 0 to 1
In this interactive, use logic to solve three riddles involving high-jump performers in a flea circus. Then, using knowledge of inequalities, place the fleas in the appropriate range on a vertical number line. Numbers are randomized so...
PBS
Pbs: Logical Leaps: Fractions and Decimals From 0 to 1 on the Vertical Number Line
In this interactive, use logic to solve riddles involving a flea-jumping contest. Place each contestant's jump, represented by either a fraction or a decimal in both feet and inches, at the correct point on the vertical number line....
Other
Math Bugs Me: Add Subtract Integers
This website provides students tips on how to add integers using absolute value and by introducing them to a pattern.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Grass Seedlings
For the sake of this commentary, let R be the height of Rual's seedlings (of course students do not need to use a letter to represent any number in this task). Student must compare the size of each of two products (112xR, and 34xR) to...
Other
Nearpod: Order of Operations
In this lesson on dividing fractions, 7th graders will learn how to use the order of operations to simplfiy problems.
University of Texas
Inside Mathematics: Decimals [Pdf]
This task challenges a student to use knowledge of place value system to represent and compare rational numbers.
ClassFlow
Class Flow: Squares and Square Roots
[Free Registration/Login Required] Students complete multi-step computations using order of operations in situations involving combinations of rational numbers including whole number exponents and square roots of square numbers.
PBS
Pbs: Simplifying the Sum of Two Algebraic Expressions
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
PBS
Pbs: Simplifying an Algebraic Expression
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
Shodor Education Foundation
Shodor Interactivate: Lesson: Finding Patterns in Fractals
Students will find patterns in fractals through this lesson plan and describe them mathematically. Students will use their prior knowledge of arithmetic with rational numbers in this lesson plan.
ClassFlow
Class Flow: Percentages
[Free Registration/Login Required] In this flipcharts, students use the interactive tools to solve various rational number problems involving percentages (e.g., percent increase/decrease, tax, commission, and discount).
ClassFlow
Class Flow: Percentages
[Free Registration/Login Required] In this flipchart, students use the interactive tools to solve various rational number problems involving percentages. Flipchart contains many sample problems for students to gain plenty of practice.
BBC
Bbc Bitesize: Ratio
You can pick up some valuable ratio pointers here. When you finish working your way through the three instructional pages, go on to the Activity for some practice, or take an online "Test Bite" and check your understanding.
CK-12 Foundation
Ck 12: Arithmetic: Applications of Reciprocals
[Free Registration/Login may be required to access all resource tools.] Learn to use reciprocals to solve real-world problems.
CK-12 Foundation
Ck 12: Algebra: Pythagorean Theorem and Its Converse
[Free Registration/Login may be required to access all resource tools.] Recognize and use the Pythagorean Theorem
Washington State University
Washington State University: Sample Problems From Intermediate Algebra
Check for college math readiness using this problem sampler. Problems cover high school algebra topics, including linear and quadratic equations, factoring, radicals, rational expressions, synthetic division, complex numbers and more....