EngageNY
Networks and Matrix Arithmetic
Doubling a network or combining two networks is quick and easy when utilizing matrices. Learners continue the network example in the second lesson of this series. They practice adding, subtracting, and multiplying matrices by a scalar...
BBC
Starship English and Math - Online Lesson Plans
Two online lessons, one in math and one in language arts, are here for you. In them, learners play online games which reinforce important skills in literacy and numeracy. The thing I like about both of these lessons is that they get the...
Center for Innovation in Mathematics Teaching
Vectors
Investigate vectors and learn how to use them. Explore why size and direction, as well as knowing speed and distance, are important components of the vector problems you are trying to solve. This is an extensive lesson which includes six...
Curated OER
Number Lines and Whole Numbers
Number lines are a great way to help beginning mathematicians comprehend addition and subtraction. They examine an addition equation and find the sum using the number line. Learners indicate the sum on the line and write it into the...
Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
Curated OER
Math is in the Cards!
Is the rainy day schedule disrupting your class? Here is a great way to practice basic addition, subtraction, and multiplication skills while building automaticity and problem solving. This activity provides the rules to three different...
Curated OER
Addition and Subtraction
Students complete addition and subtraction activities. In this addition and subtraction lesson plan, students write a sum with missing numbers or symbols and use parts of their bodies to show the missing symbol or number. Students guess...
Curated OER
So Many Cats!
First graders listen to the book, So Many Cats, and discuss the number of cats in the story. They demonstrate simple addition problems using cat counters and a work mat in the shape of a house.
Curated OER
Relationship Between Addition and Subtraction
Young scholars are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are...
Curated OER
Name For Numbers
For this same number facts worksheet, 2nd graders use either addition or subtraction to solve 8 math problems and then place the two math problems that match the numbers at the bottom of 4 trees on the lines provided.
Curated OER
Subtraction Equations
In this subtraction practice worksheet, students count the 3 sets of pictured items to fill in the blanks in order to create and solve subtraction number sentences.
Curated OER
Paws in Jobland: Lesson Plan 35 - Catch of the Day
Students study information for fish farm workers given in the form of a chart, in order to practice interpreting data while learning about the career of a fisherman. In this data interpretation lesson, students read the chart to find out...
Curated OER
Properties of Addition and Subtraction
In this using properties to solve word problems, students find the sums and differences of two-digit numbers using the zero property and the order property of addition to problem solve. Students solve six problems.
Curated OER
Using Models to Add Integers II
In this adding integers worksheet, students solve 20 short answer problems. Students use integer chips to model adding positive and negative integers. Students remove zero pairs to get the solution.
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 instructional activity walks learners through the process they...
Math Worksheets Land
Add and Subtract within 1000 - Step-by-Step Lesson
Three-digit numbers are the name of the game here! Scholars convert 456 to expanded form, then complete one addition and one subtraction problem. The equations are written vertically, and the addends produce a four-digit number. There is...
Curated OER
Pac Man Subtraction
Third and fourth graders engage in a game using visual symbols, auditory responses and tactile stimuli to further their understanding of subtraction. A worksheet imbedded in this plan explains how to teach the game.
Curated OER
Area, Arithmetic and Algebra
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Curated OER
Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
Willow Tree
Number Properties
The number of basic algebraic properties can become overwhelming for learners. A lesson explains and gives examples for all the basic algebraic properties. The resource is perfect to use as a way for pupils to organize and study the...
Oddrobo Software
King of Math Junior
Do your students have what it takes to be the king of math? Find out with this fun skills practice game that covers a wide range of topics from counting and basic operations to measurement and fractions.
Freecloud Design
Mathmateer
Three, two, one...liftoff! Elevate math skills to new heights while having a blast. A great resource that combines entertainment and education for children of all ages.
K20 LEARN
Building Numbers: Addition And Subtraction Up To 10
Animals on Board! Stuart J. Murphy introduces scholars to composed numbers in preparation for writing and drawing true or false number sentences. A game of Bear in the Cave challenges pupils to locate a missing addend. Sorting number...
Math Centre
Fractions: Adding and Subtracting
Young mathematicians piece together the puzzle of fractions. Starting with the addition and subtraction of fractions with like denominators, this series of example problems and skills practice exercises transitions students to working...