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
In Round Numbers
Learners explore the concept of rounding. In this rounding lesson, students use their calculator to round three digit numbers to the nearest 10 or nearest 100. Learners round fractional numbers to the nearest tenth,...
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 instructional activity, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Alabama Learning Exchange
Are Your Numbers Round?
Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense lesson, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the rounding...
Curated OER
The Whole Trut about Whole Grain Breads
Students comprehend the nutrition benefits whole grain breads. They explore how to overcome the common barriers to eating whole grain bread. Students investigate how to choose and store whole grain breads. They comprehend the...
Curated OER
Naming Fractional Parts of a Whole
Third graders complete a worksheet. In this fractions lesson plan, 3rd graders review fraction vocabulary, use the SmartBoard to divide fractions and complete stations where they work with fractional parts of a whole.
Curated OER
Mixing Mixed Numbers Art/Creating Fractions
Third graders explore number values by participating in class math activities. In this fractions lesson plan, 3rd graders collaborate with classmates to discuss the technique of adding mix numbers while utilizing paper plates to help...
Curated OER
Composite and Prime Numbers
Young math whizzes determine if a number is prime or composite. They use counters to participate in activities that show prime and composite numbers.
Curated OER
The Meaning of Whole Numbers
In this whole numbers worksheet, students fill in different charts asking about the place value of various whole numbers. Students complete 8 problems.
Curated OER
Multiplying and Dividing Whole Numbers
For this multiplication and division worksheet, students practice multiplying and dividing whole numbers with different pictures to illustrate their problems. Students complete 29 problems.
Curated OER
Understanding Whole Numbers
In this understanding whole numbers worksheet, 4th graders use a computer program for instruction, then answer 16 problems about addition and subtraction.
Curated OER
Division of Whole Numbers
Students divide two-digit numbers by one-digit whole numbers. Using a specified website, they play complete standard division algorithms. Students receive immediate feedback on the website. In addition, they complete problems on paper.
Curated OER
Squaring Function of Natural Numbers
Eighth graders complete problems where they use the definition of exponents to expand the squaring function of natural numbers. For this squaring natural numbers lesson plan, 8th graders also identify squares form 0 - 12 and complete a...
Curated OER
Compare Whole Numbers to 100
First graders compare whole numbers that range in number to 100. In this number comparison lesson, 1st graders use number cards to help them order numbers. Students determine which numbers are greater and which are smaller than the given...
Curated OER
Addition And Subtraction of Whole Numbers
In this math worksheet, students solve the problems using addition and subtraction with whole numbers. They apply the calculations by lining up the place values.
Curated OER
Multiplication And Division of Whole Numbers
In this math worksheet, students apply the operations of multiplication and division with whole numbers. The problems use two, three, and four digits.
Curated OER
Fractions and Wholes
Lower elementary learners recognize solid shapes distributed for making fractions. Each individual uses a wheel and determine which part of a fraction is missing. This is a great instructional activity for your visual learners!
Curated OER
Number Line Mathematics
Students translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
Ohio Department of Education
Fraction Models - Grade Three
Explore fractions using different manipulatives and illustrations. Your class can create a variety of models of fractions and mixed numbers with drawings and manipulatives. They then work to compare fractions, mixed numbers, and whole...
Curated OER
Block Heads
Students demonstrate whole numbers through one thousand using base ten blocks. They model and describe given numbers using ten blocks.
Curated OER
Estimating Solutions to Word Problems
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
Curated OER
Part-Part-Whole
In this math worksheet, students color pictures to show that a whole number is a combination of two smaller parts. Students listen as their buddy demonstrates telling about the pictures, example: "I see one blue balloon and three red...
Illustrative Mathematics
Money in the Piggy Bank
It's time to crack open that piggy bank and see what's inside. First, count up the pennies, nickels, dimes, and quarters, identifying what fraction of them are dimes. Then calculate the total value of the coins, writing another fraction...
Illustrative Mathematics
Assessing Writing Numbers
Can I say a number by its name, and can you write it for me? Working in small groups or with the whole class, give your kindergartners a piece of 1-inch graph paper and have them write numbers 0 to 10 and 11 to 20. Next, pass out blank...
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