Signed Numbers

Using two colors of counting chips, seventh graders review the multiplication of rational numbers and then explore how to divide them. They play an online game, "Multiplying and Dividing Signed Numbers," and afterward they devise sign...

Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as they...

There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...

Create a positive learning experience for young mathematicians with this hands-on integers lesson. Working in pairs, students take turns rolling dice to create addition number sentences, using colored chips to model the concept of zero...

Taken straight from the pages of a sixth-grade textbook, this four-lesson series offers dozens skills practice and problem solving exercises that support students with learning to fluently add and subtract integers. A nice way to...

Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...

Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to support...

Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip to guide students...

Straight from the pages of a math textbook, this three-lesson series introduces young mathematicians to the world of integers. Starting with a definition of integers and their applications in the real world, this resource goes on to...

Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare single-digit integers.