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Curated OER
Adding and Subtracting Fractions and Mixed Numbers
Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...
Math Worksheets Land
Division and Finding Unknown Factors - Matching Worksheet
Explore the relationship between math operations with seven multiplication and division sentences, each of which is missing a number. The answer is missing for some, and factors, divisors, and dividends for others. Once these are...
Learn NC
Peanut Butter and Jelly and Order of Operations
Study order of operations using a peanut butter and jelly sandwich activity as your guide. The class watches you make a peanut butter and jelly sandwich based on a volunteer's instructions. They discuss the importance of following...
Curated OER
Multiplication of Whole Numbers
Break up multiplication into more easily conceptualized math operations. Scholars first examine an array of apples and write a multiplication sentence to represent it. Then, they determine which of four sets of addends is equivalent to a...
Curated OER
Multiplication of Whole Numbers
Rather than simply have your scholars memorize multiplication facts, be sure they understand the process behind each equation. There are four arrays of objects here; mathematicians write a multiplication sentence for each. Next, they...
Curated OER
Fact Families - 6, 7, and 42
Learners investigate the problems that can be solved only using the numbers 6, 7, and 42. They write the correct number sentences and solve for the solution. Students then give a written explanation for how the problem was solved and the...
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Curated OER
Adding and Subtracting Fractions and Mixed Numbers
Students add and subtract fractions and mixed numbers. In this fractions worksheet, students learn how to add and subtract mixed numbers based on their knowledge of adding and subtracting fraction with a teacher led question and answer...
Curated OER
Prime and Composite Number Mini Lab
Elementary schoolers determine the attributes of prime and composite numbers. Pupils, working in pairs, participate in an activity in which they use manipulatives to show the rectangles that can be made from square tiles. They practice...
Curated OER
Multiplication and Division Word Problems
Introduce this multiplication word problem with a question: How long does an average song last? Listen to scholars tell you about especially long and short songs, then give them this as an all-class warm up. There is one question...
Curated OER
Fractions: Jim and John
Elementary and secondary learners investigate various concepts related to the study of fractions. They use word problems during the introduction to parts of a fraction and proceed to some of the basic operations of using fractions. The...
Curated OER
Solving Simple Addition and Subtraction Equations Using Fact Families
Young scholars explore addition fact families. For this addition and subtraction fact family math lesson, students click and drag objects on the Smart Board to create visual representations of fact families. Young scholars use fact...
Curated OER
Mental Math: 5 a Day
This is a really cool math resource! There are nineteen different slides containing five math problems each. They are intended to be used as daily math warm ups and address skills such as, addition, problem solving, missing addends, word...
DK Publishing
Real-Life Problems, Large Numbers
Do your fourth graders have a hard time showing their work when solving word problems? This helpful learning exercise provides two separate spaces for students to show their work and to fill in the answer. The first problem is solved for...
Curated OER
Dividing by One-Digit Numbers
Looking for a division drill including remainders? You've found one! There are 12 long-division equations here, and scholars show their work in solving each one. These all have three-digit dividends, one-digit divisors, and remainders....
Curated OER
Estimating Sums and Differences
Work on rounding, estimating, adding, and subtracting with a helpful math activity! Fifth graders study different sets of addition and subtraction problems, and after rounding each number to the leading digit, they estimate what the sum...
Curated OER
Basic Math: PEMDAS 1
In this order of operations worksheet, learners complete problems containing all 6 operations and up to 3 digit numbers. Students complete 16 problems.
Third Rail Games
Factor Samurai
Master composite and prime numbers with this fast-moving game. Using your sword, slice those composite numbers and watch them break up into factors. Slice again if those factors are composite. However, watch out for prime numbers,...
Curated OER
Horizontal Addition
Here are four examples of double-digit horizontal addition. Learners are shown how to compute numbers horizontally, by first adding the tens and then the ones columns and then adding them both together. This is a great way to boost...
Noyce Foundation
Fractured Numbers
Don't use use a fraction of the resource — use it all! Scholars attempt a set of five problem-of-the-month challenges on fractions. Levels A and B focus on creating fractions and equivalent fractions, while Levels C, D, and E touch on...
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Curated OER
Playing the Cards of Place Value
Third graders explore place value to the ten-thousands place. In this amazing, 21-page place value instructional activity, learners represent numbers in standard and expanded form, and use technology to represent numbers to 9,999.
PBS
Add, Subtract and Multiply Fractions
Your future chefs will appreciate this comprehensive lesson plan where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole...
Common Core, Inc.
Multi-Digit Whole Number Subtraction
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
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