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Worksheet
Curated OER

Joining (Addition); Money

For Students 3rd - 4th
Your pupils will know how to solve two different types of story problems with this worksheet practice. The first is a triple digit addition problem and the second is a triple digit addition adding money.
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Lesson Plan
Curated OER

Make a Match

For Teachers 2nd
Second graders examine the relationship between addition and subtraction. For this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators)  to add and subtract.
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Lesson Plan
Curated OER

Addition Properties

For Teachers 3rd - 5th
Student study addition properties. In this addition properties lesson, learners use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition. Learners...
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Printables
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K-5 Math Teaching Resources

Ten Frame

For Teachers Pre-K - 2nd Standards
Engage young mathematicians in building their number sense with this set of ten frame printables. Whether you're teaching pupils how to count, add, or subtract, these tools offer children tremendous support with developing their basic...
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Lesson Plan
Virginia Department of Education

Algebra Tiles and Solving Equations

For Teachers 6th - 9th Standards
Young mathematicians solve linear equations by drawing models of algebra tiles using colored pencils. To finish, they solve the same equations algebraically and check their answers using a graphing calculator.
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Assessment
Illustrative Mathematics

Maria’s Marbles

For Students 1st Standards
Ali has more marbles than Maria in some of these word problems, while in others Maria has more marbles than Ali. First graders are tasked to read each word problem and solve how many marbles each girl has.
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Lesson Plan
Curated OER

Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
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Worksheet
Curated OER

Tens and Ones Guided Lesson

For Students 2nd - 4th
Understanding place value will open up a world of math comprehension for your learners. There are three parts to this worksheet, all with the objective of revealing the decomposition of numbers into tens and ones. First, scholars examine...
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Lesson Plan
Curated OER

Coin Counting

For Teachers 1st
First graders identify value of coins and complete coin counting activities.
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Worksheet
Fuel the Brain

Addition

For Students 1st - 3rd
Addition is much more fun when you are finding the sum of different types of food! Your class will get hungry while solving these addition problems about hamburgers, hot dogs, and their condiments.
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Worksheet
Curated OER

Addition Start Unknown

For Students 1st - 3rd
Young learners will test their understanding of the operations and the strategy of addition in this worksheet. For the visual learners, there is space underneath each word problem for them to make illustrations to help them with solving...
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Lesson Plan
Curated OER

Adding Polynomials with Algebra Tiles

For Teachers 9th - 12th
Students practice adding polynomials using algebra tiles. Students view a PowerPoint presentation in which they are introduced to the concept of modeling polynomials using a scaled down version of algebra tiles. Students walk through...
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Lesson Plan
Curated OER

Math Centers

For Teachers 5th
Fifth graders review the concepts of fractions: improper, mixed, proper, like denominator addition. They then review the concepts of creating pie graphs using a percent circle using manipulatives.
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Worksheet
Curated OER

Make Ten Guided Lesson

For Students K - 1st
Use these missing-addend problems to help your beginning mathematicians practice addition facts. They read sentences and solve, making 10 from different single-digit numbers. Each of these four problems is formatted differently, so the...
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Lesson Plan
Pennsylvania Department of Education

Shapes Around Us

For Teachers 2nd - 3rd
Learners use manipulatives to study shapes. They sort shapes and use correct geometric terminology to describe them. Students find real-life examples of 2 and 3 dimensional shapes, and classify figures in their classroom according to...
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Worksheet
Curated OER

Part-Whole Mats

For Students K - 1st
A part-whole mat is a great way to practice simple addition using math manipulatives. Learners choose a number card and place it at the top of their mat. Using counters, they record the different number pairs which would add together to...
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Lesson Plan
Curated OER

Using Environmental Models to Determine the Effect of Acid Rain on an Ecosystem

For Teachers 7th - 8th
Demonstrate to your middle school science learners how chalk breaks down in a weak acid. Discuss what affects acidic rain might have on ecosystems. Lab groups then choose one of two questions: "How does acid precipitation affect an...
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Worksheet
Curated OER

Joining (Addition) - Change Unknown

For Students 3rd
In a word problem, math practicers are typically accustomed to solving for the total answer. Instead, this worksheet provides the total sum, as well beneficial information for solving that problem, to have them try a new method of...
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Worksheet
Curated OER

Joining (Addition) - Result Unknown

For Students 3rd
Having your learners make illustrations while solving a word problem will help visualize the problem they face. This worksheet challenges your class to solve for an unknown sum with multi-digit numbers 
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Interactive
Curated OER

Brain Booster: Estimation and Repeated Addition

For Students 4th - 5th
For this daily math problem worksheet, students complete three activities that help use estimation and solve problems with repeated addition. Students show their work using pictures, numbers, or words and may use cubes, number lines or...
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Lesson Plan
Curated OER

How Heavy

For Teachers Pre-K - 1st Standards
Break out the balances for this primary grade lesson on weight measurement. Using common elementary school manipulatives like unifix or snap cubes, young mathematicians determine the weight of four different classroom objects. A graphic...
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Lesson Plan
Illustrative Mathematics

How Long

For Teachers K - 2nd Standards
It won't take young mathematicians long to learn how to measure length with this fun, hands-on activity. Working in pairs, children use Unifix® or snap cubes to measure and record the lengths of different classroom objects. To extend the...
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Unit Plan
Buffalo State

Adding and Subtracting Positive and Negative Integers

For Teachers 7th
A well-rounded unit on positive and negative integers is a great addition to your middle school math class. Learners work through five activities, each focused on a different skill, before playing a Game of Life to practice the...
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Lesson Plan
West Contra Costa Unified School District

Adding by finding 10's

For Teachers 1st - 2nd Standards
Count with ten frames in a first grade addition lesson. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.