Worksheet
Curated OER

Simplify the Fraction

For Students 3rd - 4th
In this finding the fractions in simplest form worksheet, learners add and subtract fractions with uncommon denominators. Students solve five problems.
Lesson Plan
Curated OER

Adding and Subtracting Money

For Teachers 1st - 3rd
Students investigate U.S. currency by pretending to buy food.  In this money lesson, students discover the vocabulary and value for each U.S. coin, then add the amounts in dollars and cents of food items they wish to purchase....
Lesson Plan
Curated OER

Adding and Subtracting Fractions

For Teachers 8th - Higher Ed
In this adding and subtracting fractions worksheet, students solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
Worksheet
Maths Blog

Adding/Subtracting Whole Numbers in Your Head

For Students 2nd - 3rd Standards
Exercise those mental math muscles! This worksheet contains 10 addition and 10 subtraction problems which require learners to compute sums or differences in their heads. A quick review at the top of the page provides a strategy based on...
Handout
Del Mar College

Arithmetic of Fractions

For Students 3rd - 6th Standards
Never forget how to add, subtract, multiply, or divide fractions with a two-page document detailing each operation. 
Lesson Plan
Curated OER

Complex Numbers

For Teachers 10th - 12th Standards
Learners are introduced to the concept of imaginary unit and complex numbers. They are taught how to add and subtract complex numbers. Students define a complex number. They comprehend at least two applications of complex numbers....
Lesson Plan
EngageNY

Grade 5 Math Module 1, Topic F, Lesson 16

For Teachers 5th Standards
See, decimal operations do come in handy! Pupils solve word problems that require adding, subtracting, multiplying, and dividing decimals. They use tape diagrams to express relationships and to identify the necessary operations to solve...
Lesson Plan
NTTI

I'll Halve S'more Please!

For Teachers 3rd - 5th Standards
There is a lot to learn about fractions, and this is a fun way to do it! Individuals participate in a Cyberchase activity to describe a fraction in terms of sharing parts of a whole. They determine the meaning of the parts of a fraction,...
Lesson Plan
Curated OER

Arithmetic: Fractions and Percentages

For Teachers 4th - 8th
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Lesson Plan
National Security Agency

Money Maters: Integers are Integral!

For Teachers 5th - 7th Standards
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
Instructional Video5:56
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Math Antics

Working with Parts

For Students 3rd - 6th Standards
Get a clearer picture of working with fractions. While continuing to work with fractions as parts, the video shows how to use drawing to compare and add fractions. Worksheets then provide opportunities for pupils to practice comparing,...
Lesson Plan
1
1
Virginia Department of Education

Exponents and Radicals

For Teachers 9th - 12th Standards
What is that fraction doing as an exponent? Fun math games prompt learners to practice evaluating radical expressions and expressions containing rational exponents, both in groups and individually.
Lesson Plan
Virginia Department of Education

Integers: Multiplication and Division

For Teachers 7th
Rules are meant to be broken ... but not integer multiplication and division rules. Learners use chips to model integer multiplication and division. The results of the activity help them develop integer rules for these operations.
Lesson Plan
EngageNY

Understanding Subtraction of Integers and Other Rational Numbers

For Teachers 7th Standards
Subtraction is all about opposites, and the fifth activity in a series of 25 introduces the concept of subtracting integers. Pupils connect subtracting with discarding a card in the integer game. They develop the rule for subtracting...
Lesson Plan
EduGAINs

Making Savvy Consumer Choices

For Teachers 7th - 8th Standards
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson that focuses on both healthy choices and real-world math applications. Groups work together to form a grocery...
Unit Plan
Mathematics Vision Project

Module 3: Numbers and Operations

For Students 10th - 12th Standards
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 1

For Students 1st Standards
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
Lesson Plan
EngageNY

Events and Venn Diagrams

For Students 10th - 12th Standards
Time for statistics and learning to overlap! Learners examine Venn Diagrams as a means to organize data. They then use the diagrams to calculate simple and compound probabilities.
Printables
K-5 Math Teaching Resources

One Hundred Chart Template

For Teachers Pre-K - 2nd Standards
There are hundreds of learning opportunities with this hundreds chart. Just print, laminate, and you're ready to get counting. 
Worksheet
Curated OER

Three Digit Addition and Subtraction (E)

For Students 3rd - 4th
In this three digit addition and subtraction worksheet, students add and subtract three digit numbers. Students complete 49 problems where they add and subtract three digit numbers.
Worksheet
Curated OER

Solving Word Problems

For Students 2nd - 3rd
In this finding the sums and differences for story problems worksheet, students add and subtract up to two-digits without regrouping. Students solve 6 problems.
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Worksheet
Curated OER

Addition and Subtraction

For Students 3rd - 4th
For this worksheet about addition and subtraction, students practice their math skills. Students will gain more understanding of how to add and subtract by completing problems on this worksheet. There are twenty-six problems with an...
Worksheet
Curated OER

Three-Digit Addition and Subtraction (Q)

For Students 3rd - 5th
In this three digit addition and subtraction worksheet, students add and subtract three digit numbers. Students complete 49 addition and subtraction problems where they are to focus on 3 digit numbers.