Worksheet
Curated OER

Three-Digit Addition and Subtraction (K)

For Students 3rd - 4th
In this mixed addition and subtraction worksheet, students add and subtract three-digit numbers with some regrouping. Students solve 49 problems.
Lesson Plan
PBS

Add, Subtract and Multiply Fractions

For Teachers 4th - 6th Standards
Your future chefs will appreciate this comprehensive lesson where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole...
Printables
1
1
Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 4)

For Students 4th
The 28-page resource contains cards with terms relating to multiplication from inverse operations to front-end estimation to array. Each sheet contains two cards; one with the word and one with the definition.
PPT
Curated OER

Add Like an Egyptian

For Teachers 5th - 7th
Add and subtract 20 interesting problems, all written with ancient Egyptian numbers. A great challenge to increase interest in math and problem-solving skills, kids will work through each problem; answering by drawing the correct...
Worksheet
Curated OER

Add and Subtract Two-Digit Numbers

For Students 2nd
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included. 
Worksheet
Curated OER

Adding and Subtracting Mixed Fractions (E)

For Students 5th
Learners complete a total of 10 problems using mixed numbers. Answers and link to additional worksheets included page 2.
Worksheet
Curated OER

Adding and Subtracting Mixed Fractions (D)

For Students 5th
Use this mixed number learning exercise to have your charges complete a total of 10 problems using mixed numbers. Answers and link to additional worksheets included page 2.
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...
Lesson Plan
EngageNY

Scientific Notation

For Students 8th Standards
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using...
Assessment
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1
California Education Partners

Cady's Cats

For Students 5th Standards
How much can a cat eat? The five-question fraction assessment asks pupils to determine the fractional portion of a food box eaten by cats. Learners show their proficiency in adding and subtracting fractions using several scenarios...
Worksheet
DK Publishing

Real-Life Problems: Miles, Pounds, and More

For Students 4th - 5th Standards
Give young arithmeticians an applicable way to use their addition and subtraction skills with these five word problems. Each one presents a scenario requiring they add or subtract numbers with units (money, distance, weight,...
Interactive
CK-12 Foundation

Whole Number Subtraction: Penguins Go for a Swim

For Students 6th
As penguins jump off of an iceberg, young mathematicians count the remaining penguins in order to discover the whole number subtraction answer. As they work through the questions, they can manipulate the red dot to add and subtract more...
Lesson Plan
Curated OER

Add or Subtract Whole Numbers Up to 1000

For Teachers 3rd - 4th
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.
Lesson Plan
Curated OER

Reduction to Common Denominator #2

For Teachers 4th - 10th
Elementary and secondary learners compare fractions that have uncommon denominators and add and subtract fractions that have common denominators. They practice reducing fractions and getting denominators to be the same so they can add...
Lesson Plan
Curated OER

Adding and Subtracting Integers (Positive and Negative Numbers)

For Teachers 5th - 6th
In this math worksheet, students solve 15 problems in which positive and negative integers are added and subtracted. The answers are given in a separate column on the page.
Lesson Plan
Curated OER

Adding and Subtracting

For Teachers K - 1st
Students will add and subtract numbers less than 100 as well as understand and use the inverse relationship between addition and subtraction. They compose/decompose numbers up to 10 and understand a variety of situations in which...
Worksheet
Curated OER

Adding and Subtracting Rational Expressions

For Students 9th - 11th
In this algebra worksheet, students add and subtract rational expressions using the LCM. They combine like denominators before they add and subtract the expressions. There are 8 questions.
Worksheet
Curated OER

Adding and Subtracting Polynomials

For Students 9th - 11th
In this algebra worksheet, students are asked to add and subtract polynomials by combining like terms and using the distributive properties correctly. There are 24 questions with an answer key.
Worksheet
Curated OER

Mat 0024 Section 1.4: Signed Numbers and Decimals

For Students 7th - 10th
This activity has a little of everything. Compare fractions, determine if numbers are less than, greater than, or equal to. Then practice lining up the decimals to add and subtract decimal numbers. Then multiply decimals remembering to...
Lesson Plan
Curated OER

Math, Fractions, and Music

For Teachers 6th - 8th
Young scholars discover the relationship between musical rhythms and fractions. They add musical notes together to produce fractions and create addition and subtraction problems with musical notes. Students complete worksheets and create...
Interactive
PHET

Make a Ten

For Students 1st - 2nd Standards
Rate the resource as a perfect 10. Pupils use an interactive to help add and subtract numbers. They first explore how to express whole numbers using hundreds, tens, and ones, then explore how to add whole numbers by combining to make...
Worksheet
Mathed Up!

Fractions: Adding, Subtracting, Multiplying, and Dividing

For Students 4th - 8th Standards
Add, subtract, multiply, and divide fractions with a worksheet designed to give your learners practice performing fraction operations. 
Interactive
Funbrain

Math Baseball

For Students K - 5th Standards
Hey batter, batter, swing! Reinforce math concepts with a baseball-themed interactive. Scholars add, subtract, multiply, and divide numbers with an interactive math resource. Custom-tailored to their proficiency level, the activity is...
Assessment
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 2

For Students 6th Standards
Give learners a chance to shine. The last installment of a 21-part series is an end-of-module assessment. Scholars show their understanding of operations with decimals and division of fractions by solving problems in the context of a...