Curated OER
A Human Number Line
Sixth graders create a human number line through use of symbols, equality, inequality, addition, subtraction, solving equations and inequalities
National Wildlife Federation
Wherefore Art Thou, Albedo?
In the sixth lesson in a series of 21, scholars use NASA data to graph and interpret albedo seasonally and over the course of multiple years. This allows learners to compare albedo trends to changes in sea ice with connections to the...
Curated OER
Understanding Oxidation Numbers
Students review atomic numbers, positive and negative charges, and the periodic table. They examine the relationships among protons and electrons, location of various elements, electron energy levels, and oxidation numbers.
Curated OER
Go Negative
Fourth graders advance to new levels in the lesson we're dealing with here. It is the fourth of a sequence of six dealing with the same theme. These develop from Level 2 to Level 5. In the process they involve number concepts at the...
Curated OER
Introduction to Pre-Algebra
Students explore adding and subtracting positive numbers. Students discuss the use of algebra in our daily lives. They examine the algebraic equations and observe their solutions. Students work on the board and at their desks to solve...
Curated OER
Negative Exponents
Students solve negative exponential functions. In this algebra lesson, students define the properties for rewriting functions with negative and zero exponents. They use a robot to create a visual of what is happening to the negative...
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...
Math-U-See
Extra Practice
From exponents to slope-intercept form, an array of extra practice exercises will reinforce necessary skills for your middle and high schoolers. The worksheets include practice with order of operations, graphing equations, scientific...
Resource Room
Multisensory Teaching: Positive and Negative Integers
Working with thermometers, sixth graders compare the value of positive and negative numbers. Plenty of teacher suggestions and independent practice ideas are presented. This website links to two more parts in this first of three integer...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and...
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...
Noyce Foundation
Percent Cards
Explore different representations of numbers. Scholars convert between fractions, decimals, and percents, and then use these conversions to plot the values on a horizontal number line.
Curated OER
Research Lesson
Once you have introduced the concept of comparing positive fractions, use this plan to further understanding. Pupils will start mixing positive and negative fractions through various learning activities. Note: Adapt this lesson plan to...
Curated OER
Cherries Still Positive, Lemons Still Negative
Third graders explore positive and negative integers. This follows a instructional activity entitled, Cherries Are Positive, Lemons Are Negative and uses Cherry heads and Lemon heads.
Curated OER
Fractions and Ribbons
Sixth graders explore using inverse operations to solve decimal and fraction problems. In this decimal and fraction lesson, 6th graders prepare ribbon for a part and need to cut it in equal lengths. Students analyze the problem.
Curated OER
Exponents: Scientific Notation
In this scientific notation worksheet, 9th graders solve and complete 8 various problems related to exponents and writing scientific notation of numbers. First, they write whole numbers, decimals, and other types of numbers in scientific...
Curated OER
Integers
Using a simple technique, learners practice identifying integers on a number line. As numbers, both positive and negative, are pointed to, they name them. This could be part of anticipatory set before a lesson on integers.
Curated OER
Integers
For this integers worksheet, students solve 10 different problems relating to integers. First, they use the roster method to write each set of even integers. Then, students use set builder notation to write the set of negative integers,...
Curated OER
Substitution Formula
In this substitution formula worksheet, learners solve 9 various types of problems related to applying the substitution formula. First, they use a number line to add or subtract negative integers. Then, students substitute numbers for...
Curated OER
Practice Problems
Students will find the reciprocal of a given number. Students will explain how to get the reciprocal of positive and negative numbers.
Curated OER
Hand Washing: I can handle it!
Sixth graders examine microorganisms. In this germs lesson, 6th graders observe and record data on the positive and negative aspects of microorganisms. Students complete activities, view a film, and explore websites.
Curated OER
Electric Field Activity
For this physics worksheet, students identify and describe the correct and incorrect features in electric field lines. Then they qualitatively sketch field lines for a charge distribution and a charge given the field lines.
Curated OER
Adding and Subtracting Integers
In this addition and subtraction worksheet, students find the sums and differences of positive and negative numbers. Students solve thirteen problems.
Curated OER
Integers
In this integers worksheet, 8th graders solve 10 various types of problems to include rewriting each statement using the convention for Positive integers and then calculate their answer. They also rewrite each statements without the...