Illustrative Mathematics
Comparing Temperatures
Which is colder -12 or -18? Temperature is natural real-world application of ordering rational numbers. It's also fun to talk about the lowest recorded temperature on Earth. Take the time to discuss this inquiry with your class.
Illustrative Mathematics
Comparing Freezing Points
Subtracting negative numbers can be confusing to your middle schoolers. Here, they are able to draw a number line and put their answer in sentence form to check their understanding of negative numbers.
MathMovesU
Negative Numbers Practice
A collection of nine integer worksheets, middle schoolers practice computing the positive and negative values in a variety of problems. Adding, subtracting, multiplying, and dividing integers are the skills conveyed in these resources.
Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and relationships....
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Curated OER
Ordering Integers
Sixth and seventh graders compare and order integers. After locating integers in a newspaper, they describe examples of negative and positive integers. They draw a thermometer and locate positive and negative integers on the scale. In...
Curated OER
Lesson 2 Ordering Numbers
Math wizards begin the lesson by comparing and ordering rational numbers. Using a number line, they discover the relationship between the numbers and practice ordering them in the correct way. They also review proper techniques for...
Mathematics Assessment Project
Using Positive and Negative Numbers in Context
Measure the temperature of your math class with a temperature-based lesson on adding and subtracting rational numbers. The thermometer serves as a vertical number line for learners as they work together to solve a temperature change...
Illustrative Mathematics
Fractions on the Number Line
Fractions are a common fear in school, but visualizing them on a number line can help your learners understand their relationship to one another. The activity provides two solutions; use either a number line or a common denominator....
Utah Education Network (UEN)
Extending the Number System
Don't feel negative about negative numbers. Individuals extend their knowledge of positive numbers and fractions to rational numbers. They see how to represent negative rational numbers on a number line, learn about opposites and...
Oregon Department of Education
Building Number Sense
It's never too early to begin a child's math education. This collection of fun hands-on activities engage youngsters in building their number sense as they learn how to count objects, identify numerals, compare amounts, and much more.
Mathed Up!
Ordering Numbers
Young mathematicians order numbers from least to greatest. Number types include whole numbers, decimals, and negative numbers.
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory instructional activity teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Curated OER
Number Sense and Numeration: Multiples, Factors and Square Roots
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase...
CK-12 Foundation
Trigonometric Functions of Negative Angles
When is the trigonometric value of a negative angle the same as the positive angle? Pupils compare the values of trigonometric functions for different angles and their negatives. The interactive resource provides a visual display to make...
Curated OER
Order Numbers On a Number Line
Fifth and sixth graders study the use of a number line to add integers and they observe a teacher demonstration of how to add integers on a number line. Afterward, they construct a number line and use the number line to solve addition...
Curated OER
Use Models to Compare and Order Integers
Students investigate the concept of integers and how they should occur in the realm of irrational numbers. The lesson includes the use of positive and negative integers. The lesson is a good foundation in order to move into calculating...
Curated OER
Add Positive And Negative Numbers
Scholars investigate the concept of adding positive and negative numbers. They practice adding using the number line for scaffolding. This can be done as a game for younger learners, but may also be helpful for engaging the older pupils.
Curated OER
Number: Negative Numbers
Pupils solve numerical equations with negative numbers. They use the number line to compare the relationship of numbers greater than zero to those less than zero. They practice starting at various points on the number line and then...
New Mexico State University
Pearl Diver
Dive into the number line. Learners play a computer game that revolves around a number line as they try to collect pearls by diving at locations on a number line. As the game progresses, dive locations change from simple whole numbers to...
Curated OER
The True Value of Sweets
Measure your pupil's learning in a lesson plan designed to explore decimals by weighing different candies on a scale and recording the weight. Small groups then compare and order the decimal weights on a number line to show their...
Curated OER
Integers - Objects Model
Sixth and seventh graders solve 19 various types of problems related to integers as objects models. They write an integer that corresponds to each letter on a number line and then, arrange the integers from least to greatest. Pupils also...
Yummy Math
Hot Summer. . . Cold Winter
A table of each state's record temperature reports data that middle schoolers can place on a number line for analysis. A written explanation of how to use this tool and the concept of absolute value are also included. Nine questions are...
Curated OER
Decreasing Order: Positive and Negative Numbers
In this positive and negative numbers worksheet, 8th graders put 5 integers in order for 10 sets by writing the numbers in decreasing order.