Hi, what do you want to do?
Virginia Department of Education
Adding and Subtracting Fractions
Your learners will enjoy playing a game as a motivator to learning and remembering the adding and subtracting of fractions.
Grammar Net
Numbers 1-30
Jot down some figures with an activity about printing numbers. First, learners fill in the blanks with the numbers next to their printed forms. Then, they complete simple addition and subtraction problems with numbers that are...
Curated OER
Decimal Addition and Subtraction
In this decimal addition and subtraction worksheet, students use a computer program for initial instruction, then complete 22 problems with decimals.
Curated OER
Addition and Subtraction of Decimals for Grade 5
In this addition and subtraction of decimals for grade 5 activity, 5th graders answer 10 multiple choice questions, not interactively, with answers available online.
Curated OER
Inverse Relationships (5)
For this addition and subtraction fact family worksheet, students use the numbers given to fill in the missing numbers in each pair of fact families. Students solve 60 problems.
EngageNY
If–Then Moves with Integer Number Cards
Pairs with the same sum of integer cards verify the addition and subtraction properties of equality by adding and subtracting like cards to each hand. They also justify the multiplication and division properties of equality using...
Virginia Department of Education
Adding and Subtracting Polynomials Using Algebra Tiles
Scholars learn how using algebra tiles to add and subtract polynomials can model how to combine polynomials. They use their newfound knowledge to complete a worksheet of problems.
Curated OER
Investigation-Reasoning and Proof
Third graders determine the outcome of each of the following situations and justify their findings: even number + even number = ?, even number + odd number = ?, odd number + odd number = ?, and odd number + even number = ?.
Curated OER
Fraction City
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
Buffalo State
Adding and Subtracting Positive and Negative Integers
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...
Curated OER
The Weight of Primates
Second graders practice their problem solving skills. In this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Curated OER
A Fictional History of Place Value
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Curated OER
Finding X and Y Intercepts
How can you solve systems of linear equations? This slideshow introduces learners to the substitution method, the elimination method using addition and subtraction, and the elimination method using multiplication. Guided practice...
Bethel School District
Observations and Inference
What's the difference between qualitative and quantitative observations? Learners make observations, inferences, and predictions about their environment with a set of questions and activities that are applicable to either language...
Charleston School District
Scientific Notation Operations
How do you operate with numbers in scientific notation? The resource provides examples on how to divide and multiply with numbers written in scientific notation. The handout and video also cover the procedure for addition and subtraction...
Virginia Department of Education
Integers: Multiplication and Division
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.
Curriculum Corner
Menu Math
Getting a meal, side dish, drink, and dessert can be delicious—but it can be expensive too! Practice addition and subtraction with money in a lesson that focuses on a sample menu, complete with task cards and word problems.
Curated OER
Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...
Curated OER
Nutty Numbers
In this fact families learning exercise, 1st graders solve 6 problems in which the missing numbers in addition and subtraction fact families are written in the nut shapes.
Illustrative Mathematics
Pick Two
Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...
National Security Agency
Integers: Quick, Fun and Easy To Learn
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary...
Curated OER
Adding and Subtracting Integers
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
Curated OER
Number Sense and Numeration
Students add and subtract integers. In this algebra lesson plan, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.