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...
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...
Curated OER
Combinations to 20
Ten frames are a great way to help visualize simple math problems, evidenced in this clear and concise word problems worksheet. Each question features two ten frames for learners to use as they solve. All numbers are 20 or less....
Curated OER
Translate Word Phrases and Sentences into Equations
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...
Curated OER
Calculate the Slope of a Line Using Two Points
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
EngageNY
The Relationship of Division and Subtraction
See how division and subtraction go hand-in-hand. The fourth installment of a 36-part module has scholars investigate the relationship between subtraction and division. They learn using tape diagrams to see that they can use repeated...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Curated OER
Counting Words in a Sentence
Combine numbers and pre-reading by counting the words in a sentence. Kindergartners begin by counting objects in the room, putting a counter down for each number. Do this a few times to get them confident with the skill before...
Curated OER
Number Sentences Puzzles
For this number sentence puzzle worksheet, students are given 2 number sentences and they determine which stories match the sentences. They are also given a story and they determine which number sentence matches the given story.
Curated OER
Numbers and Operations- 24
Students construct number sentences. In this computation lesson plan, students participate in a game using four numbers to make the number 24.
Curated OER
Hands On: Model Division
In this division worksheet, students use counters to solve 6 problems pertaining to basic division facts. These are story problems.
Curated OER
Addition Properties
Student study addition properties. In this addition properties lesson plan, students use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition....
Curated OER
Combining and Breaking Apart Numbers
First graders read Imogene's Antlers by David Small the create pipe cleaner antlers. Using these as a tool students combine and create number sentences. They continue to work through the framework of a software program.
Curated OER
Tables & Data
In this problem solving learning exercise, 4th graders analyze a table involving how many tickets were sold by 4 students. Students utilize the concepts of addition and subtraction to solve 8 sentence word problems.
Curated OER
Tables & Data
For this problem solving worksheet, 4th graders study the data found on a table involving the number of cans collected during a fund-raiser. Students utilize the concepts of addition and subtraction to solve 8 sentence word problems.
abcteach
Learning Number Words in Spanish
Combine Spanish vocabulary with a little bit of math. Learners practice the numbers one through twelve in Spanish by completing the sentences on the page. Various other vocabulary words are included in each sentence.
Curated OER
Evaluating Expressions
In this evaluating expressions worksheet, students solve and complete 50 various types of review problems. First, they complete each sentence and define the listed terms. Then, students evaluate each expression for the given values. They...
Curated OER
Commutative Property
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property lesson, 1st graders use other students, counters, balances, and dominoes to apply the addition property. Students solve addition...
Waterloo Mathematics
Grade 7 Patterning and Algebra: Algebraic Expressions
Classmates solve 18 different problems that are mostly word problems that apply algebraic expressions. They draw different combinations of masses on a scale that would balance. They also simplify expressions and solve for x in a number...
Curated OER
More and Less Handfuls
Working as a pair, two kindergartners will sit at a table and will pick two handfuls of counters. They will combine their individual handfuls into one, and count their own selection. They will then draw and record their count on a record...
Curated OER
Solve Word Problems of Equal Share
Youngsters solve division word problems. They will make their own division word problems using objects in equal groups. They share how they solved their problem with the class. Division worksheets are included to support the process....
West Contra Costa Unified School District
Particle Motion
Derivatives are useful for many things — they can even keep track of particle motion. An informative lesson plan provides an introduction to the idea of the second derivative in particle motion. Class members determine the...
Virginia Department of Education
Square Patios
Build a patio from toothpicks and marshmallows to analyze functions! Learners look for patterns in the data as they create different size patios. As they discover patterns, they make connections between the different representations of...
Curated OER
The Random Walk
Deep mathematical thinking is found with just a coin and a number line. Combining computing some probabilities in a discrete situation, and the interpretation of a function, this simple task gives learners a lot to think about on...