National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Alabama Learning Exchange
The World of Integers
Review operations related to rational numbers and integers using the include PowerPoint presentation, "Interesting Integers." Young mathematicians classify rational numbers as being natural, whole, or integers and read an article about...
Science Matters
That’s An Otter Story
Young scientists discover how sea otters' habitats have changed due to human impact. Through conversation, video observation, and story reading, scholars identify how human interactions change a specific ecosystem in both positive and...
Workforce Solutions
Professional References
To gain an understanding of the importance of professional references, class members engage in two projects. First, individuals examine an online review site (Yelp, for example), paying particular attention to the positive and negative...
EngageNY
Estimating Quantities
Apply the concept of magnitude to estimate values and compare numbers. The ninth lesson of the 15-part series asks learners to write numbers to their next greatest power of 10 and then make comparisons. Scholars begin to understand the...
Curated OER
Weave a Wreath
Students follow directions to complete a multi-step process that results in an attractive holiday decoration. In this Christmas art activity lesson, students employ simple measuring and weaving techniques and experiment with the negative...
Utah Education Network (UEN)
Subtracting Integers
Review the concepts of additive inverses and adding positive and negative integers. Relate understanding to the subtraction of integers. This is done with either the use of "Algeblocks" (any square or tile manipulative should do) or...
American Statistical Association
How Tall and How Many?
Is there a relationship between height and the number of siblings? Classmates collect data on their heights and numbers of brothers and sisters. They apply statistical methods to determine if such a relationship exists.
Global Oneness Project
Ancient and Modern Worlds
The old aphorism, "The road to Hell is paved with good intentions," might well serve as the title for a resource that asks viewers to consider the plight of the people of the Gamo Highlands, an area in southwestern Ethiopia. These...
Curated OER
Integer Arithmetic
Students solve integer-based problems. They add and subtract integers as well find missing integers. They represent a scenario involving positive and negative integers and solve it.
Curated OER
Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
Lesson Plan for Fontana Mines
Students estimate and compute with rational numbers. They compare, order and convert among fractions, decimals and percents. Students analyze problems to determine if there is sufficient or extraneous data to solve.
Curated OER
Meter Marker Mania
Students identify integers as rational and irrational numbers. In this algebra instructional activity, students measure and construct number lines using positive and negative integers. They convert between decimals and fractions.
Curated OER
A Human Number Line
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
Curated OER
Absolute-Value Equations and Inequalities
In this absolute value worksheet, students identify the solution set of equations containing absolute values and inequalities. Fractions, decimals, negative numbers and positive numbers are included in the equations. Thirty problems are...
Curated OER
Self-Esteem Activity
Students create a classroom atmosphere that is so positive that even the most discouraged or most shy student feels empowered to participate. They discuss positive and negative words and internal and external locus of control.
Curated OER
Integer
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
Curated OER
Decimal Calculator Numbers
Fourth graders practice working out a hidden number on a calculator by utilizing number sequence in the advanced multiplicative stage seven. They enter a number into their calculator and push the division sign once and go from there.
Curated OER
Bits and Pieces: Fractions Greater Than One
Learners compare fractions. In this fraction worksheet, students examine the number line. Using the Internet, they explore models of numbers greater than one. Learners complete multiple-choice worksheets.
Curated OER
Intro To The Number Line
Students identify numbers as having a magnitude and direction. They practice to order whole numbers and fractions on the number line. In addition, they practice these skills with describing places they've visited before.
Curated OER
Graphs
In this graph template worksheet, students observe a graph divided in half with numbers from negative zero to five to positive zero to five. Students observe 1 graph.
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....
Curated OER
7th Grade Scientific Notation
Middle-school mathematicians identify the need for scientific notation. Learners convert large and small numbers into scientific notation. Students review the powers of ten and write them on the board in standard form and scientific...
Curated OER
Multiplying Integers
Seventh and eighth graders solve math problems where they multiply positive and negative integers. In this multiplication lesson plan, learners use slate boards to complete problems. The step-by-step plan tells you what to write and say...