Curated OER
Halloween Addition and Subtraction
In this addition and subtraction instructional activity, students add and subtract Halloween pictures that represent one digit numbers. Students complete 4 problems.
Curated OER
Addition and Subtraction 3 Numbers combination
In this computation worksheet, students add and subtract three numbers. The seventeen problems all involve parenthesis. Students use order of operations to correctly solve each problem.
Curated OER
Solving One-Step Addition Algebraic Equations
In this algebraic equations instructional activity, students solve nine one-step linear equations by subtracting. A sample problem is provided as well as the solutions.
Curated OER
Addition and Subtraction of Significant Figures
In this significant figures worksheet, students add and subtract decimal numbers using the correct number of significant figures in the answers. This worksheet has 18 problems to solve.
Curated OER
Addition, Subtraction, Multiplication and Division of Positive and Negative Integers
In this integers activity, learners solve 36 questions in which positive and negative integers under 50 are added, subtracted, multiplied or divided.
Curated OER
Adding and Subtracting Algebraic Expressions (Combining Like Terms)
Everyone loves math when it includes food! This activity tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping students understand this...
Curated OER
Vectors: Follow That Arrow
Vectors and their connection to motion. A video will be presented to provide information for the class to use methods of solving vectors with and without grids. Real-world physical concepts will be explored in reference to vectors.
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your young scholars identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the...
Florida Center for Instructional Technology
A Human Number Line: Teacher Notes
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Curated OER
Math in English Skills VIII Exercise Book
For some learners, fractions are the bane of fifth- and sixth-grade existence. Use this fantastic packet to help those in remediation for mathematics. The packet contains 20 worksheets with answer keys, and covers adding, subtracting,...
Curated OER
Rational Numbers
In this rational numbers worksheet, 9th graders solve and complete 16 different problems that include adding and subtracting various rational numbers. First, they determine the sum or difference for each equation. Then, students evaluate...
Curated OER
Magic Squares, Simultaneous Equations, Hill Walking, and Diophantine Equations
In this solving equations worksheet, 9th graders solve and complete 21 various types of problems. First, they use the method shown to find the value of xin each equation. Then, students use an algebraic approach to solve the magic...
Curated OER
Fun Math 13
In this finding the difference worksheet, students subtract two-digit and three-digit numbers from three-digit numbers with and without regrouping on a worksheet with a clip art next to each problem. Students solve 15 problems.
Curated OER
Fun Math 15
In this finding the difference worksheet, students subtract three-digit numbers from three-digit numbers with regrouping on a worksheet with a clip art next to each problem. Students solve 15 problems.
Curated OER
Check Subtraction
In this checking subtraction learning exercise, students learn to check a subtraction problem by using addition. Students solve and check 7 problems in which three digit numbers are subtracted with borrowing.
Curated OER
One More, One Less
In this addition and subtraction worksheet, students solve 6 problems in which the number one is added or subtracted from other numbers in illustrated story problems.
Curated OER
Math Word Problems Worksheet
In this word problems worksheet, learners use addition and subtraction to solve the problems. Students solve ten simple word problems.
Curated OER
Write the Equations
In this writing equations to problem solve worksheet, students read the addition and subtraction problems, write the one-digit and two-digit equations, and solve without regrouping. Students solve 15 problems.
Curated OER
Year 6: Order of Calculating 3
In this math problem solving learning exercise, students find the values using multiple steps of adding, subtracting, multiplying, dividing and numbers in parentheses. Students solve 14 problems.
Curated OER
Reducing Radicals
In this algebra worksheet, high schoolers simplify radicals from square roots up to 4th roots without variables, and then add or subtract as necessary wherever possible. There are 18 questions.
Curated OER
Ten More and Ten Less
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing numbers,...
K-5 Math Teaching Resources
One Hundred Chart Template
There are hundreds of learning opportunities with this hundreds chart. Just print, laminate, and you're ready to get counting.
Illustrative Mathematics
How Many Days Until Summer Vacation?
On the 124th day of school, young mathematicians are asked to find out how many days are left in the 180-day school year. The teacher version to the task offers several ways the problem can be solved, and can be used to guide instruction...
Pickle Bums
Catch a Bug Game
Young mathematicians bottle up colorful bugs as they learn to sort and count objects. With six different colored jars and six different colored bugs, children must place the creepy crawlers in their respective containers and see how many...
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