Curated OER
Study Buddies: Subtracting Three-Digit Numbers
In this math worksheet, young scholars will work with a coach to solve a story problem in which they must subtract three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Dance, Dance, Dance
Use dance and song to help your charges in adding whole numbers to 10. For this adding to 10 lesson, learners become the manipulatives as you add them.
Curated OER
Around the World: Addition, Subtraction, Division, Multiplication
Kids love playing the game Around the World, and now you have a tool to make it even easier. Each slide contains a single addition, subtraction, division, or multiplication problem for learners to solve, the answer appears as you process...
Curated OER
Coasts and Reefs: Shallow Marine Processes
A more thorough presentation on coastal systems would be difficult to find! Detailed diagrams illuminate the offshore, shoreface, foreshore, and backshore zones of beach. The sources and movement of sediments along the coastline are...
CK-12 Foundation
Simplify Sums or Differences of Single Variable Expressions: Addition and Subtraction of Like Terms
Investigate the process of combining like terms using an interactive animation. Scholars tackle simplifying expressions by manipulating rectangles that represent the terms. They add and subtract terms to arrive at the result.
Curated OER
Beginning Addition
Students examine the concept of addition by adding two one-digit numbers whose sum is less than ten. They count and add goldfish crackers together, chorally repeating each problem.
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.
Pennsylvania Department of Education
Multiplication Using Arrays
Explore the concept of multiplication by using arrays. Classmates use arrays to gain a better understanding of multiplication. They break arrays apart to model the distributive property of multiplication over addition. The relationship...
Illustrative Mathematics
A Bobbie Bear's Buttons
Young mathematicians help Bobbie Bear pick colored buttons out of a box as they learn how to decompose numbers less than 10 into pairs of smaller numbers. To support young scholars with the process, consider creating a worksheet or...
Curated OER
Proofreading
Reading backward and moving from word to word with a pencil are just two of the many strategies employed by proofreaders that are included in a presentation about the editing stage of the writing process. In addition, viewers are asked...
Baylor College
Resources and the Environment: The Math Link
Take advantage of this interdisciplinary resource and bring together topics in science, language arts, and math. Use characters and events from the story Tillena Lou's Big Adventure as a context for practicing addition and subtraction,...
Institute of Electrical and Electronics Engineers
Assembly Line
Working under specific constraints and with designated criteria, groups work together to create a product using an assembly line process. In addition, they work through the entire engineering design process with an excellent graphic to...
K-5 Math Teaching Resources
Double Ten Frame
Working on numbers 10 and 20? Don't forget your double ten frame! This double ten frame can also support addition and subtraction strategies and place value ideas. All on one page, ready to be printed and implemented as part of your math...
Curated OER
Inserting Text - Word Processing Lesson Plan
Upper graders practice the skills of inserting text and images into a word document. After a demonstration, students are allowed to practice at their own computer station. At the end of the lesson, examples of the documents produced are...
Curated OER
Relate Counting to Addition and Subtraction
Use patterns to practice basic addition; pupils count by two, starting from eight and counting on to 20. They record the five numbers missing from the sequence. Below, the worksheet walks learners through the process they use to count by...
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
Addition Drill
A basic problem-solving worksheet has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number from the list...
Curated OER
Counting in 5's
Counting by 5's my favorite way to get to 100. Teach your youngsters about counting on by 5 with this handy resource. Each slide shows an image of a hand with the number 5 boldly printed on it, as the slides progress more hands appear...
Curated OER
Peer Edit Checklist
N2SIOPSSWTSW anyone? (No 2 Sentences In One Paragraph Should Start with the Same Word.) In addition to checking for sentence variety, editors use colored highlighters to identify different aspects of a peer’s paper.
Royal Society of Chemistry
Extraction of Copper
Is copper found as a raw material? Science sleuths manipulate the reactants and products found in the copper extraction process in a series of fun puzzles. The interactive engages learners in pairing formulas with their names while using...
Institute of Electrical and Electronics Engineers
Tall Tower Challenge
A fun and challenging activity for nearly any age group, partners must work together to build the tallest structure possible using paper clips, straws, and pipe cleaners. In addition to being tall, the structure must also be able to...
Curated OER
Moving Towards Standard Written Method for Addition
In this addition worksheet, students study the process of adding the least significant digit first and then try out the addition method on 9 addition math problems.
Curated OER
Moving Towards Standard Written Method for Addition
In this addition worksheet, students practice adding together 2 two-digit numbers in 9 addition math problems. Students show the process they used to arrive at their answers on the lines provided.
Curated OER
Add Three Numbers: English Learners
In this ELL, addition worksheet, students solve 1 fill in the blank problem where they must find the sum of three addends which are 1 and 2 digit numbers. A step-by-step example of the addition process is modeled.