Curated OER
Add and Subtract within 20
These true equations are missing numbers. Scholars examine a set of possible answers to fill in each of the nine equations. Consider covering up the answer options, as it may be more helpful to have learners simply figure these out...
Curated OER
Finding X and Y Intercepts
How can you solve systems of linear equations? This slideshow introduces learners to the substitution method, the elimination method using addition and subtraction, and the elimination method using multiplication. Guided practice...
Curated OER
Graphing Linear Equations and Inequalities
Students discuss methods to solve equations and inequalities with one variable. As a review, they write Addition and Subtraction properties of equality and Multiplication and Division properties of equality. Students graph points, write...
Curated OER
Year 4: More or Less
In this addition and subtraction worksheet, students write down one less than the numbers on the worksheet. In the second section, they write down one more than the numbers provided. Finally, they write down ten less than the numbers....
Curated OER
Addition and Subtraction Up to Two-Digits
In this finding the sums and differences worksheet, students write the equations in the ones and tens columns and solve and also solve vertical problems with and without regrouping. Students solve 18 problems.
Curated OER
Addition Properties and Subtraction Rules
In this addition and subtraction learning exercise, students review the addition properties and the subtraction rules. Students then complete each number sentence and tell which property or rule was used.
Curated OER
My Test Book: Addition and Subtraction
For this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 2-digit numbers. Students may submit their answers to be scored.
Curated OER
Radical Addition and Subtraction
In this algebra worksheet, students simplify radicals by reducing them to simplest forms then performing addition or subtraction if possible. There are 6 questions.
K-5 Math Teaching Resources
Base Ten Cards (tens and ones)
Strengthen your class's understanding of place value with this series of base-ten flash cards. Including illustrations representing a variety of numbers from 13 to 94, this resource can be used in many different ways...
Curated OER
Two Digit Addition Without Regrouping
No regrouping required. Hone basic subtraction skills with 20 problems. Learners subtract double-digit numbers.
Curated OER
Inverse
Your class can learn all about inverse operations. They will review what inverse operations are, see examples, learn how to use inverse operation to check an answer, write addition and subtraction equations in the inverse, and use the...
Math in English
Number Patterns
Build the pattern recognition skills of young mathematicians with this simple skills practice worksheet. Given nine different sequences of two-digit numbers, children must identify the pattern and determine the next three numbers in...
Curated OER
Egyptian Math Problems
Count like an Egyptian! Put an ancient twist on everyday problem solving by providing kids a chance to solve ancient Egyptian math problems. There are 39 different questions that require learners to solve addition and subtraction...
ABCya
Gobble Squabble
A Thanksgiving-themed interactive boosts addition, subtraction, multiplication, and division facts. Using the keyboard's arrows, players navigate a turkey through a maze, gobbling up as many berries as possible without getting tagged by...
US Department of Agriculture
George Washington Carver Coloring and Activity Book
Learn about the interesting life of George Washington Carver and his many accomplishments with this series of worksheets for primary grade learners. From coloring pages and word searches, to non-fiction reading passages and math skills...
CK-12 Foundation
The Real Numbers: Adding Electrons
Get a charge out of a great resource! Scholars use an interactive to explore addition and subtraction of integers. They add or remove electrons in an atom model to consider its charge.
EngageNY
Writing and Evaluating Expressions—Multiplication and Division
Don't table the resource on writing expressions for relationships in tables. Scholars investigate relationships between variables and write algebraic expressions involving multiplication and division. These expressions help solve...
Math Learning Center
Fourth Grade Assessments and Scoring Checklists, Common Core State Standards
Find out how your class is progressing in math with a set of assessments. Learners finish a baseline assignment to assess where they are beginning the year and then work on tests with increasing difficulty as the year progresses.
Curriculum Corner
Academic Math Vocabulary
The ABCs of math are so important. Find commonly used math terms in a 42-page packet. Each page has the word, a place to write the definition, and a place to give specific examples of the term. A must-have for all math classrooms!
Math Learning Center
Third Grade Assessments and Scoring Checklists, Common Core State Standards
How are your learners doing with place value? Track their skill levels with a set of math assessments. The packet includes worksheets to hand out to your class, scoring checklists, a calendar for implementation, and instructions for...
EngageNY
The Relationship of Multiplication and Division
Take any number, multiply it by five, and then divide by five. Did you end up with the original number? In the same vein as the previous lesson plan, pupils discover the relationship between multiplication and division. They develop the...
Balanced Assessment
Melons and Melon Juice
Model the difference between the graphs of discrete and continuous functions. Scholars examine two scenarios and construct graphs to model the situation. They then compare their graphs that illustrate the subtle difference between these...
Curated OER
Addition and Subtraction Snack Search
In this math maze worksheet, students help the animals find their snack by circling the correctly solved addition and subtraction problems. Students then connect the circles to create a path to the animals snack.
Curated OER
Addition and Subtraction Worksheet
In this addition and subtraction instructional activity, students answer 16 addition and subtraction questions using 2, 3, and 4-digit numbers. question 3 asks them to use their Exercise Book, which is not included. They can click on the...