Unit Plan
Curated OER

We Are a Fact Family! Integration Is the Key!

For Teachers 1st
Students practice addition and subtraction. In this fact families unit, students practice finding sums and differences for fact families. This unit includes ten lessons with science and social studies integration.
Unit Plan
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State of Michigan

Pre-K Mathematics

For Teachers Pre-K - 1st Standards
Kick-start children's education with this pre-school math unit. Offering 31 different hands-on learning activities that develop young mathematicians' pattern and shape recognition, basic number sense, and much more, this is a...
Unit Plan
Intel

Cell-to-Cell

For Teachers 9th Standards
The third in a series of 10 STEM project-based lessons focuses on cells types, functions, and physiology. Through research, discussions, writings, and presentations, groups learn about the difference between plant and animal cells, the...
Unit Plan
Curated OER

Curriculum Links To Numeracy

For Teachers 1st - 5th
Youngsters practice looking for the links to numeracy in their classes. This isn't a worksheet but a curriculum guide for an entire unit. Teachers can use any part of the resource to extend or inform their teaching practices related to...
Unit Plan
National Security Agency

Introducing Integers and Their Operations

For Teachers 6th - 8th Standards
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...
Unit Plan
Calvin Crest Outdoor School

Survival

For Teachers 6th - 12th
Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...
Unit Plan
University of Missouri

Money Math

For Teachers 5th - 8th Standards
Young mathematicians put their skills to the test in the real world during this four-lesson consumer math unit. Whether they are learning how compound interest can make them millionaires, calculating the cost of remodeling...
Unit Plan
Curated OER

Introduction to Electricity

For Teachers 1st
Students experiment with static electricity and make their own electrical circuits. Students experiment with their circuits to explore conductors and insulators. Students identify Thomas Edison as the person who invented the electric bulb.
Unit Plan
Goodwill

Gcf Global: Addition and Subtraction

For Students K - 1st Standards
Learn the basics of addition and subtraction, then practice what you've learned using the interactives.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Inequalities With Addition and Subtraction

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] Students attempt practice problems on solving basic inequalities with addition and subtraction.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Addition and Subtraction of Rational Expressions

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to add and subtract rational expressions.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Addition and Subtraction of Rational Expressions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Add and subtract rational expressions with the same denominator and different denominators.
Unit Plan
Saddleback College

Algebra2go: Subtraction Using an Abacus Problem Sets

For Students 1st - 8th Standards
This resource has three problem sets to practice subtraction using Abacus worksheet. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the questions,...
Unit Plan
AAA Math

Aaa Math: Inverse Relationship of Addition and Subtraction

For Students 1st - 3rd Standards
Explains the inverse relationship between addition and subtraction. Gives exercises and games to practice this skill.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Lengths in Two Steps

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This resource is a video that demonstrates using two different steps with addition or subtraction to solve a word problem. Practice word problems follow using two...
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: The Meaning of Subtraction, and Mental Calculation

For Students Pre-K - 1st Standards
This website explains and defines basic subtraction. There are practice problems at the very end of this lesson.
Unit Plan
Saddleback College

Algebra2go: Introduction to Subtraction Problem Sets

For Students K - 1st Standards
This resource has three problem sets to practice subtraction. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the questions, ask Charlie how you did.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Numerical Expression Evaluation With Basic Operations

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students evaluate variable expressions using addition, subtraction, multiplication and division. Students examine guided notes, review guided...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Adding and Subtracting Polynomials

For Students 9th - 10th Standards
A tutorial as an introduction to polynomials. Basic terminology and simple algebraic manipulations. Offers discussions and practice exercises with answers and explanations.
Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Negative Fractions

For Students 6th - 8th
Practice adding and subtracting positive and negative fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Learning Wave Communications

Learning Wave: Fractions

For Students 6th - 8th
This resource contains information about fractions and includes ratios, equivalent fractions, basic operations, and reciprocals. Several links for practice problems are also included, along with links to a post and pretest.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Dojo: Money

For Students 3rd - 5th
Students will play learning games to explore money in different ways, such as identifying, adding, and subtracting values.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding, Subtracting, and Multiplying Missing Number

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A learning module where students must apply the order of operations to find the missing numbers in equations involving addition, subtraction, and multiplication. A...
Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Rational Expressions (Advanced)

For Students 10th
Have you learned the basics of rational expression addition/subtraction? Great! Now dig deeper with some advanced examples.