Worksheet
Curated OER

Adding Zero

For Students K - 1st
In this addition practice worksheet, students practice their math skills as they solve 48 problems that require them to add 1 digit numbers to the number 0.
Worksheet
Curated OER

Multiplication of Whole Numbers

For Students 3rd - 5th
Rather than simply have your scholars memorize multiplication facts, be sure they understand the process behind each equation. There are four arrays of objects here; mathematicians write a multiplication sentence for each. Next, they...
Lesson Plan
Curated OER

Calculate the Answer

For Teachers 2nd - 5th
Learners solve basic multiplication or addition facts using a calculator and product cards. They draw a card, read the sum or product, and press single digits on the calculator to display the number on the card.
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...
Lesson Plan
Curated OER

Relationship Between Addition and Subtraction

For Teachers 2nd - 3rd
Students are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Worksheet
Curated OER

Adding 9's (A)

For Students 1st - 2nd
In this addition worksheet, students solve 40 problems in which the number 9 is added to a single digit. This could be used as a timed drill.
Interactive
Arcademics

Swimming Otters

For Students 3rd - 6th Standards
Otters swim through numerical gates carrying multiplication equations with a missing factor. By choosing the gate with the correct missing factor, players make the otter swim faster in the online game.
Lesson Plan
Curated OER

Fact Families

For Teachers K - 2nd
Students create "fact families" using digital pictures of their classmates and knowledge of basic math concepts (subtraction and addition) in this technology-based math lesson intended for use in the early-elementary classroom. A...
Lesson Plan
Curated OER

Math Shortcuts

For Teachers 3rd - 7th
Looking for a different way to introduce long division? Need a shortcut for checking multiplication answers? Then this is for you! The multiplication method uses a quick trick to check for accuracy. The division method allows learners to...
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...
Worksheet
Curated OER

The Math Lesson 25

For Students 1st - 2nd
In this math skills worksheet, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
Worksheet
Curated OER

Find Three Partners

For Students 1st - 2nd
In this addition worksheet, students solve 5 problems in which a picture is analyzed and a number sentence written to go with it. Students solve the addition problems. There will be three single digit numbers added in each problem.
Worksheet
Curated OER

Addition Strategies: Compensation

For Students 3rd - 4th
For this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
Worksheet
Curated OER

Turkey Block Addition (A)

For Students 1st - 4th
In this turkey theme addition worksheet, students solve the thirty addition equations that are not blocked by an image of a turkey.
Worksheet
Curated OER

Turkey Block Addition (G)

For Students 1st - 4th
In this turkey themed addition worksheet, students practice solving thirty addition equations that are not blocked by an image of a turkey.
Worksheet
Curated OER

Turkey Block Addition (D)

For Students 1st - 4th
In this turkey theme addition worksheet, students solve the thirty addition equations that are not blocked by an image of a turkey.
Lesson Plan
Curated OER

Yummy Gummy Subtraction

For Teachers K - 3rd
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Activity
Curated OER

Math Games for Skills and Concepts

For Teachers 2nd - 5th
A 27-page packet full of math games and activities builds on algebra, measurement, geometry, fractional, and graphing skills. Young mathematicians participate in math games collaboratively, promoting teamwork and skills practice.
Lesson Plan4:55
1
1
Curated Video

Reporting - Flagging

For Teachers 7th - 12th
While it may feel like you can post just about anything on YouTube, that's not the case. Teach your class about flagging inappropriate content. Learners watch a demonstration, practice flagging, and answer questions about online content.
Assessment
Concord Consortium

Calculator Numbers

For Students 7th - 12th
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
App
NASA

Space Station Research Explorer

For Students 4th - Higher Ed Standards
Take a trip into outer space from the safety of your classroom. A great addition to the digital library of any science teacher, this reference offers a behind-the-scenes look at the research going at the International...
Lesson Plan
Curated OER

Math Lesson Plan : Finger Counting

For Teachers 1st - 2nd
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
Lesson Plan
Curated OER

Subtraction Shopping

For Teachers 3rd - 5th
Students subtract two digit numbers. They check each other's answers for accuracy.