The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...

In this activity students can use the random number generator to generate numbers to make an expression using the correct order of operations when simplified will yield a target number.

[Free Registration/Login may be required to access all resource tools.] In this lesson students use scientific notation to find sums, differences, quotients and products of numbers. Students examine guided notes, review guided practice,...

Counting the number of beats in a common folk song, the students will use composition and classroom instruments to discover different combinations for accompaniment.

This site by Suzanne Alejandre offers lesson plans, activities and resources covering topics in algebra, geometry, data analysis, number & operations, and measurement. The contents of this site are aligned with the NCTM standards and...

Given a numerical expression including whole number exponents and prime factorization, students will use the order of operations to generate an equivalent expression.

[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn how to subtract rational numbers. Students examine guided notes, review guided practice, watch instructional videos and attempt...

Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of writing algebraic expressions and equations. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom...

A wealth of material to help you plan classroom instruction on complex numbers: several lessons that cover the number i, square roots of negative numbers, and operations involving complex numbers; practice activities, some of which...

An extensive collection of teacher resources to help in teaching and reviewing the concepts of basic addition and subtraction. There are many worksheets, activities, PowerPoint presentations, smartboard activities, Word, Excel, and pdf...

[Free Registration/Login may be required to access all resource tools.] In this lesson students solve percent problems involving scientific notation. Students examine guided notes, review guided practice, watch instructional videos and...

[Free Registration/Login may be required to access all resource tools.] Write and solve vertical subtraction problems with whole numbers.

[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems demonstrate finding missing numbers using order of operations and working backwards. Operations include addition, subtraction,...

[Free Registration/Login may be required to access all resource tools.] This is a set of practice problems where students solve addition and subtraction problems in order to determine missing numbers to keep the equation balanced. When...

[Free Registration/Login may be required to access all resource tools.] Solve real-world problems involving the addition and subtraction of fractions and evaluate change.

Given problem situations involving rational numbers, the student will select and use appropriate methods to solve the problems.

Practice evaluating expressions using the order of operations. Numbers used in these problems may be negative. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

[Free Registration/Login may be required to access all resource tools.] This learning module features four videos and a set of practice questionsin which students use addition and subtraction to solve problems with more than two values...

The purpose of this game is to help students think flexibly about numbers and operations and to record multiple operations using proper notation. Aligns with 5.OA.A.1.

[Free Registration/Login may be required to access all resource tools.] The resource is a video showing students how to find a missing number in a multi-step addition and subtraction problem using inverse operations. Adaptive practice...

Practice comparing irrational numbers without using a calculator. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

Practice using a calculator to find the approximate decimal values of irrational numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

[Free Registration/Login may be required to access all resource tools.] A collection of resources that explain complex numbers and how to do arithmetic with them.

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.