Worksheet
Curated OER

Moving Backward- Probability Enrichment Worksheet

For Students 2nd
For this addition and subtraction probability worksheet, 2nd graders play a game with a partner. They use the given spinner, and move along a number line based on the positive or negative number that they spin.
Worksheet
Curated OER

Hidden Patterns

For Students 3rd - 5th
In this number pattern worksheet, students use addition and subtraction to determine the next number in the pattern of numbers. There are 8 questions on this worksheet and the numbers are primarily 3 digits.
Worksheet
Curated OER

Choose the Operation

For Students 2nd - 3rd
In this mathematical operations worksheet, students solve the six math word problems by determining which operation to use, addition or subtraction, to solve the problem.
Lesson Plan
Curated OER

Balancing Discoveries

For Teachers Pre-K - 2nd
Learners use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Lesson Plan
Curated OER

Subtraction

For Teachers 2nd
Second graders regroup two-digit numbers and solve advanced subtraction problems with regrouping; students use straw and cup manipulatives to demonstrate how to borrow from the tens place in order to solve the problem.
Lesson Plan
Curated OER

Blueberries for Sal

For Teachers K - 2nd
Students read the book "Blueberries for Sal" and complete various computation math activities with blueberries. In this computation lesson, students complete number sentences, play guessing games, and solve story problems using...
Lesson Plan
Pennsylvania Department of Education

Associative Properties

For Teachers Pre-K - 3rd
Students investigate the associative property of addition. In this associative property of addition lesson, students work in pairs and build addition problems with six blocks. They sit on either side of a desk so that they can "read" the...
Lesson Plan
Curated OER

Number Sense

For Teachers 8th
Eighth graders participate in a lesson plan that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
Worksheet
Curated OER

Doubles Plus One

For Students 1st - 2nd
In this early childhood addition and subtraction worksheet, students solve 6 math story problems that require them to add doubles plus 1.
Lesson Plan
Curated OER

Student G Individual Lesson

For Teachers 3rd
Third graders identify appropriate symbols to complete number sentences. In this number sense lesson, 3rd graders are given a number sentence with a blank operation slot. Students fill in the correct operation to make the number sentence...
Lesson Plan
Curated OER

Subtracting Monomials and Polynomials

For Teachers 10th - 12th
Students subtract monomials and polynomials by combining like terms. In this advanced subtraction activity, students define the rules and properties for subtraction of polynomials. They apply the rules for addition to help with the rules...
Lesson Plan
Curated OER

Math Cubes

For Teachers K - 2nd
Students practice addition and subtraction while making and then playing a game. In this addition and subtraction lesson, students will make dice using a cube tracer and number and number sign tracers to make the numbers and number...
Lesson Plan
Curated OER

Basic Subtracting

For Teachers 1st
First graders solve math problems. In this subtraction lesson, 1st graders use Smarties to compare addition and subtraction. Students complete math problems where they solve basic subtraction questions.
Lesson Plan
Curated OER

Roman Numerals and Their History

For Teachers 2nd - 4th
Students identify Roman numerals and the history associated with them.  In this historical number lesson, students investigate charts and photographs to discover the history of Roman numerals.  Students bring a Roman numeral...
Lesson Plan
Curated OER

Exploring Graphs of Inequalities

For Teachers 9th - 12th Standards
Learn how to solve inequalities and graph their answers. Students use addition, subtraction, multiplication and division to solve problems. They analyze their graph using the TI calculator.
Worksheet
Curated OER

Adding up the Pizza

For Students K - 2nd
Although not the best in terms of grammar, this addition word problem will work just fine as a guided warm-up. Because the explanation is at the bottom of the page, project this for the class, having learners do it independently, then...
Lesson Plan
Curated OER

Computations and Subtraction

For Teachers 1st
First graders solve addition and subtraction problems for the number of boys and girls in the school.  In this computations and subtraction lesson, 1st graders review using addition and subtraction to solve problems. 
Lesson Plan
Curated OER

Simple Strategies

For Teachers 3rd - 5th
Here is a fabulous lesson plan on problem solving strategies for your charges. In it, learners are presented with many excellent techniques they can use when faced with a multi-step math word problem. Some terrific blackline masters are...
Lesson Plan
NOAA

Mud is Mud...or is it?

For Teachers 9th - 12th Standards
We know that the type of soil varies by location, but does the seafloor sediment also vary, or is it all the same? Scholars compare photos of the seafloor from two different locations: the Savannah Scarp and the Charleston Bump. Through...
Lesson Plan
Ahisma Summer Institute

The Power of One - Math in a Different Angle

For Teachers 5th - 7th Standards
In this 2-day lesson plan focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board....
Unit Plan
1
1
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...
Lesson Plan
Missouri Department of Elementary

Relationships…Quality Control

For Teachers 8th Standards
Quality relationships don't just happen. They require nurturing, patience, thoughtful communication, and honesty. Help tweens develop these relationship skills with an activity that asks them to themselves and then outline a...
Lesson Plan
Curated OER

Number and Number Relations: Lesson 3

For Teachers 4th
Fourth graders explore the concepts of addition and subtraction. They investigate the relationship between addition and subtraction and determine the operation needed to solve a problem.
Lesson Plan
Curated OER

Addition and Subtraction in Center Time

For Teachers 1st
First graders complete center activities as they practice their addition and subtraction skills. They listen to Rick Walton's, "How Many, How Many, How Many" before playing games, and completing addition and subtraction worksheets at...