Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using the...
Curated OER
Subtraction with Base 10 Models
Learning how to regroup can be a difficult concept to learn, as well as teach. This PowerPoint does an excellent job at visualizing the process with step-by-step guidelines and base ten animations. There are multiple examples for...
Curated OER
Mixed Numbers and Decimals
Mixed numbers made easy! Use a worksheet on fractions and decimals to help your fourth graders master converting mixed numbers to decimals - and vice versa. They work on mixed numbers and decimals, and then convert three fractions into...
Curated OER
Tens and Units
Images of base ten blocks are used to reinforce counting past 10. Learners will count along, adding units to each 10 as they go from 10 to 30. Each number is shown on a 100 block, as blocks of 10s and 1s, and in numeric form as tens and...
Curated OER
Powers of Ten
In this powers of ten instructional activity, 5th graders multiply and divide decimals by multiples of ten. They mentally solve simple problems containing powers of ten. This two-page instructional activity contains 10 problems.
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Decimals Decide Olympic Champions
The class discovers how a decimal can make all the difference in the Olympics. As they learn about decimal place values, they compare and contrast data and demonstrate decimal values using manipulatives.
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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...
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The True Value of Sweets
Measure your pupil's learning in a lesson designed to explore decimals by weighing different candies on a scale and recording the weight. Small groups then compare and order the decimal weights on a number line to show their...
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Grade 2: Exploring Place Value
Creative problem solving is fun and helps kids conceptualize content. They use grid paper, manilla paper, and markers to cut, draw, and show given double-digit numbers as many ways as they can.
Curated OER
Understanding Place Value: Base Ten Models
As an overview of place value involving numbers in the hundreds, this resource would be incredibly beneficial. There are only a few examples, but the graphics make this concept come alive. In a lower grade classroom, this presentation...
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Three-Digit Number: Hundreds Place
Looking at the image of two sets of base ten blocks, learners determine which represents the number shown. This process is fully explained just below the problem. Use for review or extra practice.
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Multiplication: A Treasure Hunt to Two and Three Digit by One Digit Multiplication
Here is a math lesson plan 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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Pairs That Make Ten
A very basic presentation on numbers that add up to ten. Learners are shown a number on a slide, and they must come up with the addend that will make a sum of 10 when they are added together. Not the greatest presentation in the world,...
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Quick Quiz: Multiply and Divide with Fractions and Decimals
Here is a fraction and decimal worksheet in which learners solve eight problems that require them to multiply and divide using fractions and decimals.
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Multiplication Models
In this multiplication worksheet, students follow a model to practice their multiplication. Students are give four multiplication models where they ultimately come up with a multiplication sentence that represent the model.
Curated OER
Extending our Knowledge of Place Value
Students demonstrate their knowledge of place value through auditory, visual, and kinesthetic channels. In this place value lesson, kinesthetic learners work with a partner using both sets of hands to represent 2 digit numbers. Visual...
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Base Ten Blocks - Counting Rods (A)
In this math worksheet, students are shown 4 sets of counting rods. Each counting rod has 10 blocks in it. Sets have various amounts of rods and students are asked to give the value of the rods.
Curated OER
Math: It's About Patterns
Fourth graders discover place value patterns through various games and readings and record their findings in journals. In pairs, they use manipulatives such as place value tents and digit cards to drill and practice writing numbers in...
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Base Ten Blocks - Counting Units (A)
In this math learning exercise, students are given 8 sets of counting blocks. Students are asked to count the blocks and tell how many "units" are in each group.
Curated OER
Junk Yard Math
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the activity.
PBS
Pbs Kids Afterschool Adventure!: Operation: Number Power Activity Plan
In this week's Afterschool Adventure, children will use number powers to solve problems and save the day! They will use grouping power to save a parade, skip counting power to catch a pie-snatching thief, and speed counting and place...
PBS
Pbs Learning Media: Jumping Math: Lesson Plan
Combine counting sequences with physical activity to engage students and increase overall fitness. This lesson plan describes a fifteen to twenty minute series of activities that can be easily tweaked to work in any elementary classroom.
TED Talks
Ted: Ted Ed: One Is One, or Is It?
This animated video explores the basic unit of one and its different meanings depending on place value. [3:55]
Texas Instruments
Texas Instruments: Getting Started With Math by Hand Concept App
This App helps students build number sense skills and gain confidence at math by hand. Review how to perform algorithms for the four basic operations (Addition, Subtraction, Multiplication, and Division). A step-by-step mode emphasizes...