Psychologists use statistics? Scholars investigate the research behind the methodology of statistical analysis. Using hands-on practice, case-studies, and scatterplots, they complete various tasks to understand the very roots of high...

Imagine seventh graders developing a school wide plan to promote respect in their school. That's the vision behind the second lesson in the R-E-S-P-E-C-T series. In preparation for designing a school-wide media campaign, class members...

This comprehensive study guide highlights the main terms and formulas needed to review irrational numbers and radicals. Examples are included.

Students learn to use the calculator to collect a set of data in order to identify patterns that illustrate important rational number concepts: the relationship between rational numbers and division, and equivalent fraction and decimal...

This tutorial has definitions and examples of decimals, whole numbers, and exponents. In addition, a variety of topics are covered, such as comparing, multiplying and subtracting.

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...

Red apples, orange candles, yellow stars, green frogs, and blue, indigo, and violet flowers-they all add up to Rainbow Math fun! During this adventure children learn the colors of the rainbow as they practice counting, adding and...

In this activity, students attain a basic understanding of numbers and number operations, developing number sense, and gaining fluency in arithmetic computation. They also learn to use the calculator to explore the mathematical...

In this activity students explore the operations of addition, subtraction, multiplication and division of whole numbers and integers.

A guide to support parents as they work with their students with multi-digit whole number and decimal fraction operations.

Teachers can assess students' knowledge of how to perform operations with multi-digit whole numbers and with decimals to hundredths with these printable worksheets. You can even create your own worksheet or flashcards.

Print or create worksheets or flashcards to assess students' understanding of place value, comparing numbers, and ordering numbers with decimals.

Explore multiplication by modeling problems and grouping with manipulatives. This video focuses on multiplying whole numbers by unit fractions and modeling the problems with unit blocks.

This tutorial reviews complex numbers, notation associated with complex numbers, and the basic operations involving complex numbers. Topics examined are conjugates and moduli, polar form, exponential form, arithmetic of complex numbers,...

This tutorial shows students how to multiply and divide complex numbers and includes the topic of conjugates. Includes link to a graphing calculator tutorial.

Students review the definition of rational numbers as ratios and as terminating and repeating decimals. They also examine the reciprocal property of rational numbers and operations with rational numbers.

Print or create worksheets or flashcards to assess students understanding of operations with multi-digit whole numbers.

It's time for lunch! In this week-long adventure, children will explore numbers and counting in the context of healthy eating. They will learn about the five food groups and create a healthy lunch using foods from each food group. Each...

Numbers don't stop at 20! We spend the last week or so of school looking at the numbers beyond 20. Today we do it through a story.

A number of different ways to approach complex numbers and operations with them.

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.

Numbers don't stop at 20! We spend the last week or so of school looking at the numbers beyond 20.

The big idea of this lesson is that three (or more) numbers can be grouped together and added. The order of this grouping doesn't matter.

[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.