Find the cards that get to zero. The activity introduces the class to the idea of adding integers. Pupils use a number line to count up and count down when adding. They play a game to collect cards that will sum to zero.

Middle schoolers investigate the mathematical concept of absolute value by counting the number of steps taken in two directions. Using the number line the teacher can note how they can forward and backward without changing the absolute...

Apply addition and subtraction of integers to solve problems with rational numbers. Pupils apply the rules for adding and subtracting integers to add and subtract rational numbers. Class members represent the problem with equations and...

Sixth graders work with mathematical expressions by interpreting, analyzing and problem solving with them. In this two step algebraic problem solving lesson, 6th graders use algebra tiles to solve equations.

What happens when you add negative and positive integers to one another? Do you add or subtract, and will the answer be positive or negative? Young mathematicians use blue and red polka dots to determine the value of an expression that...

Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. For this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.

Give kids a few strategies to help them become amazing problem solvers. This presentation is intended to be used over a two-day period and presents several techniques or ways to solve word problems or multiplication problems by...

Subtraction is all about opposites, and the fifth activity in a series of 25 introduces the concept of subtracting integers. Pupils connect subtracting with discarding a card in the integer game. They develop the rule for subtracting...

Develop the rules for adding rational numbers. Pupils continue to work on adding integers. Young mathematicians use their experiences to develop the rules for adding integers with like and unlike signs. They finish the lesson plan by...

Seventh graders engage in a lesson that is focused upon teaching the concept of integer numbers with a focus upon the integers. They practice solving different problems using positive and negative numbers. They then attempt to describe...

In this negative numbers activity, students use number lines to complete activities, adding, subtracting, multiplying and dividing negative numbers.

Sixth graders practice using negative numbers by completing number equations.  In this math problem solving lesson, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing...

In this intermediate temperature and negative numbers worksheet, students record the temperatures on 4 thermometers. Students also respond to 6 short answer questions regarding temperature.

In this magic squares worksheet, students solve 3 magic squares using negative numbers or a mixture of positive and negative numbers. The squares contain 9 boxes and the numbers that go in the squares are provided.

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...

The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...

Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...

In this addition and subtraction worksheet, students add and subtract one and two digit numbers including negative numbers. Students complete 120 problems.

Young scholars add and subtract integers. In this algebra lesson plan, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.

Maintain a positive atmosphere in your math class with this fun instructional activity on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a...

A seven-question assessment determines how well your learners understand the procedures to add, subtract, multiply, and divide signed rational numbers. Pupils show their understanding through problem-solving situations. 

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...

In this positive and negative numbers worksheet, students solve 50 problems in which positive and negative integers are added and subtracted. There is detailed instruction provided. This page was intended to be an online activity, but...

This activity has a little of everything. Compare fractions, determine if numbers are less than, greater than, or equal to. Then practice lining up the decimals to add and subtract decimal numbers. Then multiply decimals remembering to...