Curated OER
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 1 and 2 digit numbers. Students may submit their answers to be scored.
Curated OER
My Test Book: Addition and Subtraction
In 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
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using whole numbers and decimals. Students may submit their answers to be scored.
Curated OER
My Test Book: Addition and Subtraction
In this math skills worksheet, students solve 10 multiple choice math problems that require them to use the addition and subtraction skills. Students may view the correct answers.
Curated OER
Comparing Apples With Apples 1
Elementary schoolers observe and demonstrate how to add and subtract fractions with like denominators. They observe the teacher model a variety of fraction addition and subtraction problems and use fraction strips to complete a worksheet.
Curated OER
Counting Down
It's time for liftoff for these math rockets and the only way to get them into the sky is through the power of subtraction! Scholars begin with a double-digit number, subtracting numbers in a sequence to reach zero. There are four...
Curated OER
Twenty Questions: The Hundred Chart
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
West Contra Costa Unified School District
Dividing Numbers
Three pages make up a reference page designed to help parents understand the concept of division. Division strategies are showcased using detailed descriptions and labeled examples.
Curated OER
Finding Solutions by Working Backwards
In this math worksheet, students learn to solve word problems by working backwards. Students read the 20 word problems and solve them, choosing the best answer from 4 choices. There are helpful hints on the page to clue students to work...
101 Questions
Stacking Cups
Facilitate an understanding of equality using a modeling task. After watching different-sized cups being stacked, learners use their math skills to determine when the height of each cup tower will be the same. Meant as an introduction to...
Curated OER
Adding and Subtracting
Adding and subtracting 100 is a breeze once scholars understand the role place value plays in this math process. They examine four examples before adding 100 to 24 numbers and subtracting 100 from 24 more. If you haven't yet covered...
Curated OER
Estimate, Solve, and Check
Young scholars estimate, solve, and check a series of addition and subtraction number and word problems. They write their estimates on a recording sheet, compute and write the answer in the next column, and check their answer with a...
Scholastic
Mathematics
Three word problems prompt young learners to review their test-taking skills. Each problem provides five possible answers, allowing kids to use the most efficient strategy when solving for the answer.
Curated OER
Dinosaur Math
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems. In this dinosaur math lesson, students write a math story to go with the dinosaur story. Students discuss the needed strategies. Students...
Curated OER
All A-buzz About Math
Second graders participate in Math-Eze activities to comprehend word problems. In this word problem instructional activity, 2nd graders recognize why a hexagon is the best shape for a beehive. Students calculate how far bees must travel...
Curated OER
Mental Maths
In this counting worksheet, students complete 22 fill in the blank problems where they are given a starting number and count by 1's, 2's, and 10's. Next. students answer 12 fill in the blank addition or subtraction problems where they...
Curated OER
Math Squares
In this math squares activity, students problem solve a variety of equations intersected by rows and columns involving addition, subtraction, division and multiplication equations.
Scholastic
Study Jams! Addition with Regrouping
Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...
Curated OER
Mental Math Counts
Students use mental math. They describe reasonable and unreasonable sums and differences. Students use mental math to find the sums and differences of addition and subtraction facts at random. They solve addition and subtraction facts...
Curated OER
Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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...
Virginia Department of Education
Adding and Subtracting Polynomials Using Algebra Tiles
Scholars learn how using algebra tiles to add and subtract polynomials can model how to combine polynomials. They use their newfound knowledge to complete a worksheet of problems.
PBS
Adding Integers
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...