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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
Illustrative Mathematics

“Crossing the Decade” Concentration

For Teachers K - 2nd Standards
Young mathematicians concentrate on learning to fluently count. Following the rules of the classic game Memory, children take turns flipping over cards in order to find pairs of numbers that cross a decade (e.g. 29 and 30). For younger...
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Lesson Plan
Illustrative Mathematics

Comparing Numbers

For Teachers K - 2nd Standards
Young mathematicians spin their way to a deeper number sense with this fun, collaborative activity. Using two spinners, one with the numbers 0-9 and the other with the decades 00-90, pairs of students take turns building and comparing...
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Activity
Illustrative Mathematics

Hundred Chart Digit Game

For Teachers K - 2nd Standards
Math games, especially in the primary grades, provide great opportunities for developing the number sense of young mathematicians. Working in pairs with a deck of single-digit cards, students take turns drawing two cards and reading the...
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Worksheet
Curated OER

Ones and Tens Place Fill Ins Worksheets

For Students 1st - 3rd
There are five numbers here, each of which needs to be decomposed into place values. Young mathematicians complete missing information in a chart which splits numbers into tens and ones. They must fill in the numerals or the tallies...
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Worksheet
Math Worksheets Land

Place Value and Expanded Form - Matching Worksheet

For Students 2nd - 5th Standards
These three-digit numbers have been written out in expanded form. Can your scholars match them to their original numbers? To guide them into thinking about place value, each of the standard-form numbers has been separated into three...
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Worksheet
Curated OER

One and Tens Place Value

For Students 1st - 3rd
Counting is much easier when the objects are arranged in groups of 10! This place-value practice sheet helps young mathematicians grasp ones and tens place value through three exercises. First, they complete three missing addend...
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Worksheet
Curated OER

Knowing Your Place Values

For Students 3rd - 5th
In this place value worksheet, students answer 17 fill in the blank problems where they must write the value of a given digit. Next, students answer 4 multiple choice questions where they underline a digit in a given place value.
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Worksheet
Curated OER

What Could It Be?

For Students 3rd - 5th
In this number sense worksheet, students examine a group of numbers from 1 to 7 digits and use these numbers to answer 9 fill in the blank problems regarding number sense and place value.
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Lesson Plan
Curated OER

Place Value to 1,000

For Teachers 2nd
Second graders study the concept of place value with hundreds, tens, and ones. In the place value lesson, 2nd graders demonstrate their prior knowledge of place value with tens and ones. Students are then introduced to place value with...
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Interactive
Thomas Jefferson National Accelerator Facility

Jefferson Lab: Place Value Game

For Students 1st - 5th Standards
This interactive math game lets you create the largest number possible as the computer gives you numbers.
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Activity
Discovery Education

Discovery Education: Web Math: See What Place Value a Number Has

For Students 1st - 5th Standards
Here's an interactive problem solver allowing you to type in a multi-digit number and get answers to what place value each number represents.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: One Step Conversions Between Hundreds, Tens, and Ones

For Students 3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to convert the value of digits in a number between the hundreds, tens, and ones places. Includes video demonstrating a...
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Unit Plan
Khan Academy

Khan Academy: Addition Within 100

For Students 2nd - 3rd Standards
In this exercise, students practice addition within 100. Students receive immediate feedback and have the opportunity to watch a tutorial video get hints, and try questions repeatedly. CCSS.Math.Content.3.NBT.A.2 Fluently add and...
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Unit Plan
Khan Academy

Khan Academy: Hundreds, Tens, and Ones

For Students 1st - 3rd Standards
Practice thinking about place value of 3-digit numbers as hundreds, tens, and ones. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Compare 3 Digit Numbers

For Students 1st - 3rd Standards
Practice more challenging problems comparing numbers within 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
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Interactive
ICT Games

Ict Games: Shark Numbers Place Value

For Students 1st - 3rd Standards
Tell the place value of the tens and ones. Click on the correct number floating at the bottom of the screen.
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Activity
University of Cambridge

University of Cambridge: Nrich: Number Detective

For Students 3rd - 5th
On this one page website sharpen your logic and place value skills while working on this challenge. The solution is available to double check your solution.
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Interactive
ICT Games

Ict Games: Life Guard

For Students K - 1st Standards
See how many people you can rescue. Click the number of tens and ones you need to move down the number line to the rescue. When you get there click the life preserver and then watch your rescue numbers add up.