Curated OER
Relating Addition and Subtraction
In this number sentence activity, 3rd graders write a related addition or subtraction sentence for 13 math problems. Students answer 2 word problems and 2 multiple choice answer math problems relating to number sentences.
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
Physics Classroom
Component Addition
Learn to analyze vector addition on graph paper through multiple levels of practice problems. Pupils begin with two component addition and move through three and four components to prove mastery as one part of a series on vectors and...
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Curated OER
Multiplication Two Digit by Three Digit Numbers
In this multiplication learning exercise, students multiply two digit numbers by three digit numbers. Students complete 30 multiplication problems.
Urbana School District
Vectors
I don't always make vector jokes, but when I do, IJK. Vector addition using multiple methods, scalar multiplication, vector subtraction, vector components, relative velocities, free body diagrams, and so much more Are covered in this...
Curated OER
Multiplication: Bugs Can Multiply, So Can I!
Develop multiplication skills with your class. Youngsters will visualize multiplication as repeated addition. Then they will create a multiplication bug book and discover arrays as a strategy for multiplication problem solving....
Scholastic
Adding and Subtracting Ten
Developing fluency with basic addition and subtraction is fundamental to the success of all young mathematicians. This four-day lesson series begins with learners using ten-frames and hundreds charts to recognize patterns when adding and...
Curated OER
Spaceship Math Addition XAll Problems Practice Version 1
In this addition worksheet, 1st graders find the sums to 40 single digit addition problems. They regroup as needed while practicing basic addition facts.
Curated OER
Study Buddies: Relating Multiplication And Division
These acitivities are designed for two! With a partner, problem solve and calculate the answers to fifteen word problems or mathematical equations. Scaffolding and coaching are included, and as an extension learners are prompted to...
Curated OER
Same As
Explore the concept of the equals symbol. In this mathematical symbols instructional activity, learners discover the meaning of the equals sign (symbol). They also construct addition and subtraction sentences to understand the concept of...
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Virginia Department of Education
The Ratio of Surface Area to Volume
Demonstrate the ratio of surface area to volume in your high school class by using phenolphthalein, gelatin, and an onion. Intrigue the class by leading a discussion on osmosis and diffusion, then making "scientific jello." Participants...
Curated OER
Creating a Multiple Image Page
Learners review basic computer skills and view images produced with multiplet images. They complete the Photo Draw Activities worksheet then create a multiple image composite page using computer graphic image programs and images found on...
EngageNY
Algebraic Expressions—The Commutative and Associative Properties
Who says math is boring? Turn dry concepts like properties and vocabulary into an interesting lesson! Examine the commutative and associative properties of addition and multiplication using geometric reinforcement. Through collaboration,...
EngageNY
Solution Sets to Simultaneous Equations (part 1)
How are systems related? Build on your pupils' previous knowledge of solving systems of equations by introducing systems of inequalities. Learners explore similarities between systems of equations and inequalities to make a strong...
Buffalo State
Adding and Subtracting Integers Unit
Just because one integer is larger than another doesn't mean it will make sense right away. Go beyond note taking and show learners, through the use of algebra tiles and a Four-Pan Algebra Balance, how the numbers relate to one another...
Curated OER
Multiple Variables in an Equation
Young mathematicians apply problem-solving skills to equations that have more than one variable. They will work through the process to problem solve and discover the solution.
Howard Hughes Medical Institute
Using DNA to Explore Lizard Phylogeny
In a fun and interactive two-day lesson, learners sort anole lizard pictures by appearance. Next, they watch a video about the anoles and re-sort based on the information in the video. In addition to physical characteristics, budding...
Rice University
College Physics for AP® Courses
Take a look at an organized physics course. The 34-section electronic textbook covers material in AP® Physics 1 and 2. Teachers use the text to supplement lectures and have the class work through the labs. Each section contains multiple...
Curated OER
Number and Operations: Webbing Our Way Through Numbers
Second graders explore estimation and place value. In this place value instructional activity, 2nd graders estimate and construct numbers while working with spider activities. Students use addition and subtraction to compare estimates....
Curated OER
Multiplying Three Digit Numbers
In this multiplication worksheet, students multiply three digit numbers by three digit numbers. Students complete 24 multiplication problems.
Curated OER
Grade 3: Palindrome Patterns
Third graders use addition to create numbers that are palindromes and organize their results to look for patterns. They make generalizations from patterns and practice reading large numbers and addition with regrouping.
Curated OER
Addition Properties
Student study addition properties. In this addition properties lesson, learners use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition. Learners...