Curated OER
Addition and Subtraction Practice
For this addition and subtraction worksheet set, students complete 20 pages of addition and subtraction practice. They find the sums or differences to 10 problems on each page. They answer problems that have either two or three digit...
Curated OER
Mixed Addition and Subtraction
In this subtraction and addition worksheet, 2nd graders use both operation with double digit numbers. Students rewrite 7 horizontal problems in the vertical position and solve for answers.
Curated OER
Related Addition and Subtraction
Warm up your mathematicians using this fact families worksheet! Because the answer is explained below, consider projecting this for the whole class and uncovering the bottom half after collecting student responses. There are two...
Curated OER
Addition and Subtraction Word Problems Step-by-Step Lesson
A teacher resource, this scripted lesson details how to explain to learners the steps involved in determining the total number or the remaining number of objects in a category. The referenced pupil activity is not included.
Curated OER
the Whale Game
Students listen to whale stories and answer addition and subtraction problems in the stories. In this addition and subtraction lesson, students receive 20 goldfish. Based on the story they eat the goldfish. Students write number...
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
"Reviewing Facts Through 10" Lesson Plan
Explore the joy of math with you little learners! They practice creating math problems with numbers from a fact family using numbers 1-10. They work independently with a set of connecting cubes to aid them in creating number sentences...
EngageNY
A Surprising Boost from Geometry
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication.
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.
Curated OER
Yard Sale
In this addition and subtraction learning exercise, 2nd graders write out each of the 3 math problems described in transactions between two friends and the toys they bought from each other. Students answer 3 short answer math questions...
Curated OER
Adding & Subtracting (Combining) Integers
Maintain a positive atmosphere in your math class with this fun instructional activity on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...
Curated OER
Call it "Macaroni"
Who knew there were so many fun educational opportunities featuring pasta? Scholars read a brief informational text about the history of pasta (note that "macaroni" is spelled two different ways, so address this if kids are reading...
Curated OER
Deciphering Word Problems in Order to Write Equations
Help young mathematicians crack the code of word problems with this three-lesson series on problem solving. Walking students step-by-step through the process of identifying key information, creating algebraic equations, and finally...
Curated OER
Mathematics Lesson Plan
Second graders study subtraction facts. In this mathematics lesson, 2nd graders discuss how to solve two digit subtraction problems. Students recognize that there are many different methods or strategies one can use such as using...
Curated OER
2 digit subtraction
Second graders subtract numbers 0 through 10 from 2 digit numbers using different subtraction methods. In this subtraction lesson plan, 2nd graders practice crossing out numbers in a number line, using a 10, and using their fingers to...
Curated OER
Subtraction with Counters
First graders practice subtraction with manipulatives. In this subtraction lesson, 1st graders use M&M's to count and then take away. They write number sentences to match their subtraction problems.
Curated OER
Addition and Subtraction Word Problems Guided Lesson
Using visuals helps young mathematicians grasp concepts such as addition and subtraction. Here, they use just that to solve three scenarios. In the first scenario, three turtles leave a group of five, and learners determine how many are...
Curated OER
Add and Subtract Equations With Equal Sign - Guided Lesson Explanation
What sign is missing? Is this equation true? Rather than a learning exercise, this resource is a one-page script for a guided lesson on addition and subtraction equations. While the pupil handout is missing, the teacher guide could be...
Curated OER
Integer Addition
Seventh graders explore the concept of integer addition. In this integer addition lesson, 7th graders tell stories involving addition and subtraction. Students walk on a number line given directions such as add 3 or add -2. Students play...
Curated OER
Math Lesson Plan : Finger Counting
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Curated OER
Adding and Subtracting Up to 5 Guided Lesson Explanation
A teacher resource, this scripted lesson details how learners can solve addition and subtraction problems involving numbers up to five. The referenced pupil worksheet is not included.
Curated OER
Butterfly Addition: Color by Numbers
Children learning to add numbers up to 11 develop the strategy of using the larger number as the first addend and counting on from there to find a sum. They define addition and review the meaning of the plus (+) symbol. To practice, they...
Curated OER
Unknown Numbers in Sums and Differences - Step-by-Step Lesson
First grade mathematicians will love to monkey around with an illustrated word problem involving missing bananas. They must decide how many bananas the monkey ate by counting the remaining bananas and by counting the number Lee had and...
Curated OER
Expressions With Addition and Subtraction
In this algebraic expressions worksheet, 4th graders study, analyze and evaluate 6 different expressions involving n-32, n=77 and the expression 575 + n for 2 values of n.