Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson plan. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
Henrico County Public Schools
Models for Teaching Addition and Subtraction of Integers
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.
CK-12 Foundation
Mental Math for Addition and Subtraction Equations: Marble Bag Collector
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify the...
Curated OER
Addition and Subtraction of Integers I
In this integer worksheet, students solve given equations by adding and subtracting positive and negative integers. The worksheet is divided into three parts: addition of integers, subtraction of integers, and mixed equations containing...
Scholastic
Study Jams! Addition & Subtraction Equations
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
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 instructional activity that focuses on a sample menu, complete with task cards and word problems.
Curated OER
Addition And Subtraction of Rational Expressions
Young algebraic thinkers find the solutions to 20 rational expressions using addition and subtraction. They pay close attention to following the Order of Operations!
Curated OER
Simplifying Expressions (Addition and Subtraction)
Seventh graders simplify algebraic expressions using addition and subtraction to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Everyone completes various...
Curated OER
Solving Inequalities by Using Addition and Subtraction
For this solving inequalities worksheet, students solve 12 inequalities using addition and subtraction. Several inequalities involve having variables on both sides.
Curated OER
Addition and Subtraction of Polynomials
In this addition and subtraction of polynomials worksheet, students simplify ten polynomial expressions by adding or subtracting whole numbers and variables with exponents.
Curated OER
Polynomials: addition and subtraction
In this polynomials learning exercise, students complete addition and subtraction problems containing polynomials with parenthesis. Students complete 10 problems.
Eisenhower Regioanl Consortium for Mathematics and Science Education
Lesson 10: Integer Addition and Subtraction (for the TI-73 only)
Using a number line on the floor made from masking tape and manipulatives, learners observe a demonstration of the addition and subtraction processes. After completing several worksheets, they solve three-term problems using calculators...
Curated OER
Egyptian Counting
Ancient Egyptian's had a fantastic number system and your class gets to use it to practice basic math skills! They are presented with several examples of Egyptian numbers which they use to complete several addition and subtraction...
Pedago Net
Acing Math
Deal me in! Elementary and middle school classes will love this selection of math games, all involving a deck of cards. From fractions to exponents to rounding up and down, the games cover such a variety of skills that your classroom...
Curated OER
Adding & Subtracting (Combining) Integers
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip to guide students...
Raytheon
Time Goes By!
In this time worksheet, students complete problems about time including addition and subtraction, word problems, fill in the blanks, elapsed time, and more. Students complete 64 problems total.
Curated OER
Real World Math: Unexpected Events
Ready to delve into personal finance? Learners discover how to organize a check book register. They practice debits and credits in a math game involving the register they set up. While they gain valuable practical knowledge, they also...
Oddrobo Software
King of Math: Full Game
All hail the king! Young mathematicians put their skills to the test as they strive to become the king of math.
Curated OER
Problem Solving with Addition and Subtraction
For this addition and subtraction worksheet, students answer multiple choice questions about addition and subtraction in word problems. Students answer 10 questions using 2 and 3 digit numbers.
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,...
University of Missouri
Money Math
Young mathematicians put their skills to the test in the real world during this four-lesson consumer math unit. Whether they are learning how compound interest can make them millionaires, calculating the cost of remodeling their bedroom,...
Curated OER
Math Cross, Puzzle #26
Here is a measurement, money and time learning exercise which invites learners to solve twenty-eight math problems utilizing addition, subtraction and multiplication strategies to complete a math crossword puzzle.
Curated OER
Math Cross--Puzzle #29
This worksheet requires completing a crossword puzzle by determining the answers to 28 math problems, math equations, and various word problems involving addition, subtraction, multiplication and division strategies.