Worksheet
Curated OER

Adding and Subtracting Like Fractions (10)

For Students 5th
In this like fractions worksheet, 5th graders add and subtract the like fraction equations. Students solve 10 addition and fraction equations.
Lesson Plan
Curated OER

Adding Fractions with Unlike Denominators

For Teachers 4th - 5th
Young scholars explore why denominators need to match before adding (or subtracting) a fraction. They use unmarked fraction circles and marked fraction bars, to discover a method to add fractions with unlike denominators using equivalent...
Lesson Plan
Curated OER

Investigating Fraction Circles

For Teachers 3rd - 5th
Add and subtract fractions with common denominators! In this fractions instructional activity, upper graders review what they already know about fractions, use manipulatives to compare fractions, and add and subtract fractions.
Lesson Plan
Alabama Learning Exchange

Add, Subtract, and Multiply Matrices

For Students 9th - 12th Standards
Introduce the concept of matrices with a pre-designed instructional activity. Learners watch video lessons to learn the ins and outs of adding, subtracting, and multiplying matrices. Using provided problems, they practice each operation...
Lesson Plan
Willow Tree

Fibonacci and Other Sequences

For Students 8th - 11th Standards
Fibonacci is an interesting sequence that forms some unique patterns. Learners explore sequences that do not have the typical arithmetic and geometric patterns. They identify the pattern and find the next consecutive terms....
Worksheet
Curated OER

Collections: Word Problems

For Students 2nd - 3rd
Young scholars read multiple step story problems and solve by adding and subtracting. They solve five problems.
Lesson Plan
EduGAINs

Making Savvy Consumer Choices

For Teachers 7th - 8th Standards
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson that focuses on both healthy choices and real-world math applications. Groups work together to form a grocery...
Lesson Plan
EngageNY

Directed Line Segments and Vectors

For Teachers 11th - 12th Standards
Investigate the components of vectors and vector addition through geometric representations. Pupils learn the parallelogram rule for adding vectors and demonstrate their understanding graphically. They utilize the correct notation and...
Worksheet
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Curated OER

Everyday Problems

For Teachers 4th - 6th Standards
Bring math into the real world with these scenarios which have scholars adding and subtracting money and measurements. There are five word problems here. One involves three addends, another decimals, and another prompts learners to find...
Worksheet
DK Publishing

Money Word Problems #3

For Students 2nd - 3rd Standards
Money is an excellent way to help young mathematicians practice adding and subtracting numbers with decimals. They solve 15 word problems representing a variety of scenarios for calculating money. For some, scholars determine which bills...
Lesson Plan
Curated OER

Tetrahedral Dice

For Teachers 6th - 9th Standards
Put those thinking hats on and look at all the possible outcomes from rolling two different four-sided dice. The challenge in this problem is finding all the combinations when adding and subtracting the numbers from each die and creating...
Lesson Plan
West Contra Costa Unified School District

Simplify Expressions and Solve Equations Using Two-Column Proofs

For Students 8th - 10th Standards
Increase understanding of the algebraic properties and their importance. Scholars justify their steps as they simplify expressions and solve equations. They formalize their work as two-column proof.
Worksheet
Curated OER

Adding/Subtracting--More Than/Less Than

For Students 2nd - 3rd
For this adding and subtracting numbers worksheet, students write down 10 more than the number states in 10 numbers and write what is 10 less in 10 additional numbers.
Worksheet
Curated OER

Adding/Subtracting--More Than/Less Than

For Students 2nd - 4th
In this adding and subtracting learning exercise, students make 6 numbers 100 more and put their answers in the boxes provided. Students make 6 numbers 100 less and put their answers in the boxes provided. Students count on in hundreds...
Lesson Plan
Curated OER

Adding and Subtracting Fractions

For Teachers 2nd
Second graders use blocks to show the addition and subtraction of fractions with common denominators. They identify the steps in these functions and complete a worksheet.
Lesson Plan
Curated OER

One-Digit Addition and Subtraction No Regrouping (A)

For Teachers 1st - 2nd
In this math worksheet, learners solve 81 problems in which one-digit numbers are added and subtracted. Problems are in a vertical format with addition and subtraction mixed in each row.
Worksheet
Curated OER

Dealing With Money and Measurement- Addition and Subtraction of Decimals

For Students 4th - 5th
In this dealing with money and measurement worksheet, students practice adding and subtracting with decimals. They complete 12 short word problems and check their answers online.
Worksheet
Curated OER

Easy Worksheet: Adding Radical Expressions

For Students 9th - 12th
In this adding radical expressions worksheet, students solve 18 short answer problems. Students add and subtract radical expressions with different radicands.
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 7th - 9th
In this integer worksheet, students perform adding and subtraction operations on integers.  The eight problems include both negative and positive integers. 
Lesson Plan
Curated OER

Investigation-Reasoning and Proof

For Teachers 2nd - 3rd
The class explores even and odd numbers.They discuss the results when even numbers are added and when odd numbers are added together. Then work in pairs to find other odd and even pattern examples.
Lesson Plan
Curated OER

Patterns Here, There and Everywhere

For Teachers K - 2nd
Pattern recognition is a skill often used in mathematics. Learners count and sort manipulatives, organize the data into a graph and answer questions about the information displayed. They collect the objects to be used and create patterns...
Worksheet
Curated OER

Visual Sum and Difference Word Problems

For Students 1st - 2nd
Aside from awkward wording, this worksheet has problems for learners to solve. They read each problem then use the provided pictures to solve. Note: The images and language are misleading on this worksheet and may be confusing for...
Worksheet
Curated OER

Add and Subtract fractions with like denominators

For Students 4th - 8th
For this add and subtract fractions worksheet, students add and subtract fractions with like denominators. Students complete 3 problems.
Worksheet
Curated OER

Add and Subtract Decimal Hundredths [F]

For Students 3rd - 4th
For this decimal worksheet, students add or subtract a total of 32 problems, all either adding or subtracting decimal hundredths.

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