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Lesson Plan
Curated OER

Representing Fractions, Decimals, and Percents

For Teachers 5th - 7th
In this fractions, decimals, and percents lessons, students explore various methods of representing fractions. They demonstrate situations that represent rational numbers. Students create a foldable exploring fractions, decimals and...
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Lesson Plan
National Security Agency

Place Value for Primary Grades- A Place for Everything

For Teachers 2nd - 3rd Standards
Here is a phenomenal instructional activity on place value to the thousands place.  Learners construct numbers and identify the value of each digit, investigate building numbers using craft sticks and paper plates, and complete...
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Lesson Plan
Curated OER

Multiplication Word Problems Using Different Representations

For Teachers 3rd - 6th
Students solve multiplication word problems by using base 10 blocks and drawing pictures. In this multiplication lesson plan, students also write a reflection of their work.
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Lesson Plan
National Security Agency

Let's Party With Place Value

For Teachers 2nd - 4th Standards
Put on your math caps and explore place value and ways to represent numbers. Learners read, write, and represent whole numbers. They interact with numbers as they read and explore a teacher-created story, play games, and practice their...
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Lesson Plan
Curated OER

Place Value: regrouping

For Teachers 3rd
Third graders work on regrouping. In this regrouping lesson, 3rd graders use base ten blocks as manipulatives to add or subtract numbers with regrouping. They focus on place value and correctly reading their answers.
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Lesson Plan
Illustrative Mathematics

Roll & Build

For Teachers K - 2nd Standards
Develop young mathematicians' understanding of place value with this hands-on math activity. Working in pairs, learners take turns building two-digit numbers by rolling two ten-sided dice. Base ten blocks are then used to model the...
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Lesson Plan
Curated OER

Base 10 Rounding

For Teachers 5th - 7th
Students build two, three, and four digit numbers using base ten blocks and round those numbers. For this rounding numbers lesson, students work in pairs and build numbers using base ten blocks.
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Lesson Plan
Curated OER

Multiplication Magic

For Teachers 4th - 5th
Investigate multiplication problem solving strategies by working with base 10 blocks. Learners decompose problems with a Merlin the Magician theme. Multiple resources are provided.
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Lesson Plan
Curated OER

Two By One Multiplication

For Teachers 3rd
Third graders use base-ten blocks to find products of two-digits by one-digit by making a model of the problem. They complete a worksheet by multiplying 2-digits by 1-digit with regrouping. They may use the base-ten blocks if needed.
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Lesson Plan
Curated OER

Planetary Place Value

For Teachers 3rd - 4th
Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...
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Lesson Plan
Curated OER

Who Needs Numbers?

For Teachers 3rd - 5th
Students identify whole numbers through the one millions place. In this place value lesson, students read the book The Day Without Math and use place value mats to create numbers to the millions place. Students use base ten blocks during...
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Lesson Plan
Curated OER

Multiplication: A Treasure Hunt to Two and Three Digit by One Digit Multiplication

For Teachers 4th - 5th
Here is a math lesson which has learners practice multiplying two and three digit numbers by one digit numbers. They discuss multiplication strategies and use those strategies to play a game.
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Lesson Plan
Curated OER

Engage Students in Mathematics Competitions and Enrichment Activities

For Teachers 1st - 2nd
Pupils determine how to add and subtract using base ten blocks. In this addition and subtraction lesson plan, students use base ten blocks to model addition and subtraction problems. They receive a prize for being the first one to...
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Lesson Plan
Curated OER

Place Value

For Teachers 3rd
Third graders review place value by arranging four numbers to make the highest number possible. They are shown a hundred flat. Students are asked to show another way of making 100 using base-ten blcoks. They are then shown a thousands...
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Lesson Plan
Curated OER

Base-Ten Rounding

For Teachers 5th
Fifth graders explore the base-ten rounding method. Using base-ten blocks, 5th graders build two-, three-, and four-digit numbers. After discussion, they round numbers to the nearest 10. Using the computer, students participate in a...
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Lesson Plan
Curated OER

Multiplying with Egg O

For Teachers 3rd
Third graders multiply whole numbers by one and two digit numbers using base ten blocks and Egg O multiplication game. students pass out egg cartons, counters, and a record sheet to each group.
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Lesson Plan
Curated OER

Number and Operations- Using Gift Certificates

For Teachers 5th - 6th
Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning lesson, students use base 10 blocks as money and calculate how much money they have.
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Lesson Plan
Curated OER

Storytelling in the Classroom

For Teachers K - 2nd
What makes story telling special? Young readers demonstrate how to tell a story to others. Kindergarteners, first graders, and second graders read biographies of "Building Blocks" characters and tell a story about a character to their...
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Lesson Plan
Curated OER

Trading in Subtraction

For Teachers 2nd
Second graders solve two-digit subtraction problems without trades using counters and by modeling trades with base-ten blocks. They pair in groups and students open the "Counters Open Mat". Students are given a problem, such as: there...
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Lesson Plan
Curated OER

Rounding Decimals

For Teachers 4th
Fourth graders engage in a lesson that is about the concept of rounding decimals. They review place value and focus it upon the practice of rounding. Students use 10 base decimal grids or models to help make connections with the skill.
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Lesson Plan
Curated OER

MathKeys Software "Unlocking Whole Numbers, Vol. 11(Place Value for Four Digit Numbers)"

For Teachers 3rd
Third graders explore the place values of four digit numbers by writing four digit numbers and examining the effects of rearranging the numbers' digits. They practice making their four digit number with base-ten blocks then rearrange the...
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Lesson Plan
Curated OER

MathKeys Software "Unlocking Whole Numbers, Vol 2 (Rolling the Highest Number)"

For Teachers 3rd
Third graders arrange four numbers in order to make the highest number possible. In this place value lesson plan, 3rd graders practice working with four digit numbers on the computer and with base ten blocks.
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Lesson Plan
Curated OER

Building Numbers

For Teachers 5th
Fifth graders use place value clues to find a given number. In this place value lesson, 5th graders work with the MathKeys program using place value clues and base-ten blocks to build a number and determine its value.
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Lesson Plan
Curated OER

Place Value

For Teachers 5th
Fifth graders explore number meanings and their relationship. Using place value clues and base-ten blocks, 5th graders build a models of numbers and determine their value. To reinforce number relationship, students participate in a...