Lesson Plan
Curated OER

Calendar Math

For Teachers 2nd - 5th
Combine calendar-reading with math in this series of worksheets. Each of the 12 months describe a different character's schedule, followed by comprehension questions. Students practice writing dates and days of the week, determining how...
Worksheet
Curated OER

Subtraction Practice Series: Worksheet 2

For Students 1st - 2nd
In this subtraction activity, students find the difference of one and two digit numbers. There are 36 subtraction problems on this one-page activity. An answer key is included.
Worksheet
Curated OER

Combining Like Terms

For Students 8th - 9th
In this worksheet, algebra learners solve and complete 20 different equations that include combining like terms. First, they identify and define like terms and how they can be combined in solving an equation. Then, students combine like...
Worksheet
Curated OER

Subtraction

For Students 2nd - 3rd
Second and third graders use a number line and two of the numbers to determine the missing number. They solve 23 problems. An excellent worksheet!
Lesson Plan
Center for Innovation in Mathematics Teaching

Vectors

For Teachers 9th - 12th Standards
Investigate vectors and learn how to use them. Explore why size and direction, as well as knowing speed and distance, are important components of the vector problems you are trying to solve. This is an extensive instructional activity...
Worksheet
Curated OER

Amusement Park Basic Word Problems

For Students K - 2nd
An interesting set of addition and subtraction word problems awaits your eager learners. This worksheet includes 4 amusement park themes problems to solve.
Worksheet
Raytheon

Signed Numbers/Integers Worksheets

For Students 6th - 8th
In this positive and negative numbers learning exercise, students compute the values indicated using addition, subtraction, multiplication and division, with answer keys included.
Lesson Plan
Curated OER

Matrix Analysis of Networks

For Teachers 9th - 11th
  Explore the connection between a finite graph, a directed graph, and a matrix. Graph lines and identify the relationship of matrices in real-world scenarios. Then use this information to work with a partner to plan and design a...
PPT
Curated OER

Find the Difference Between Two Numbers

For Teachers 1st - 2nd
Perfect for younger elementary learners, this slide-show uses images of unifix cubes to show the process of subtraction. There is a complete example and five practice problems learners can complete as you progress through the resource.
PPT
Curated OER

Timetable Problems

For Teachers 3rd - 5th Standards
Learning how to read a schedule and determine when you will depart and arrive is an everyday skill that builds competency in chart reading, subtraction, elapsed time, and counting on. Learners discuss how to solve timetable problems and...
Worksheet
Curated OER

Real-Life Problems, Working with Decimals #2

For Students 4th - 5th Standards
It's all about decimals in these word problems, which have scholars apply math to scenarios they will likely come across later in life. Working with multi-digit numbers and decimals to the hundredths place, learners must determine the...
Worksheet
DK Publishing

Real-Life Problems, Large Numbers

For Students 3rd - 5th Standards
Do your fourth graders have a hard time showing their work when solving word problems? This helpful instructional activity provides two separate spaces for students to show their work and to fill in the answer. The first problem is...
Worksheet
Curated OER

Subtraction Drills, Part 2

For Students 1st - 3rd
Zoom through 32 subtraction problems! Second graders view the examples at the top of the page, then set to work on two-digit subtraction problems. Some problems involve borrowing. Use this resource as a quiz or homework assignment to...
Worksheet
DK Publishing

Subtraction Practice #2

For Students 2nd - 3rd Standards
Do your second and third graders need more subtraction practice? Use a worksheet to help them master their subtraction skills with two digit numbers. The first section involves straightforward subtraction problems, while the second...
Worksheet
Curated OER

Subtraction Word Problems #1

For Teachers 2nd - 3rd Standards
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
Worksheet
DK Publishing

Taking 1 Away

For Students Pre-K - 1st Standards
Kindergartners who love animals will adore this sweet subtraction activity. They study pictures of birds, frogs, and ladybugs, and count how many are left if they take away one. Once they finish, they can color the animals and display...
Worksheet
DK Publishing

Taking 2 Away

For Students K - 1st Standards
Go deep and dive under the sea with subtraction! Kindergartners practice taking two away from different groups of fish and writing in the answer. Have them color the fish for extra fun after they finish their math work.
Worksheet
DK Publishing

Taking 3 Away

For Students K - 1st Standards
Introduce subtraction to your kindergartners with a flowery worksheet! Kids cross out three flowers (out of five, six, and nine), and then write the remainding number in a space for answers. For extra practice, bring real flowers to...
Worksheet
DK Publishing

Taking 4 Away

For Students Pre-K - 1st Standards
Cute kittens, puppies, and bunnies help kindergartners practice counting and subtraction! After counting each group of animals, kids write the number that is left after they take away four. Have them color the worksheet once they finish...
Lesson Plan
Illustrative Mathematics

It's Warmer in Miami

For Teachers 5th - 7th Standards
Brrrr it's cold in Alaska! When given the temperatures of Anchorage and Miami in the winter, your mathematicians will calculate how much warmer it is in Miami. Answer key provides two different solution choices. Great as a warm-up for...
Lesson Plan
Illustrative Mathematics

Bookstore Account

For Teachers 6th - 8th Standards
We use debt often to describe negative numbers and your learners will be able to see how it translates into math. They will be asked to go through a series of transactions and make simple equations for each one, following it with a...
Lesson Plan
Illustrative Mathematics

The Napping House

For Teachers Pre-K - 1st Standards
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians...
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...
Worksheet
Curated OER

Math in English Skills I Exercise Book: Addition and Subtraction

For Students 1st - 6th
Whether your pupils need extra help or they simply need to practice their basic computation skills, this packet will do the trick. It includes a written rationale, answer key, and over 10 pages of double-digit addition and subtraction...

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