US Department of Commerce
The Place of My State
State the population of the state. Pupils research census data on the total population, the number of children their age, and the number of children of the same age and gender in their states. They write these numbers in standard,...
Curated OER
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.
Have Fun Teaching
Rainbow Place Value
How many tens and ones are in the number 67? This is exactly the type of question learners are required to answer. They write the numbers in written form, expanded form, and then identify the amount of tens and ones in a given number.
Curated OER
Further Investigating Greater Than, Less Than, and Equal to
Students investigate number relationships such as greater than, less than, and equal to. In this number relationship instructional activity, students use number mats and a fish with a large, open mouth to practice showing number...
Curated OER
Ways to Make Hundreds
How many ways can you make 200 using 1s, 10s, and 100s? Learners will build number sense, a basic understanding of place value, and prep for future lessons on expanded form with this simple worksheet. They are given 6 numbers, they write...
EngageNY
Roots of Unity
Visualize the nth roots of unity. Pupils calculate the nth roots of unity and find all n roots. Learners plot the solutions in the complex plane and observe that they are the vertices of a regular n-gon inscribed in the unit circle....
Curated OER
Column Addition Rules
Expanded column addition is when a child breaks down each place value into its component numbers then adds all the sums together. Present the rules of expanded addition to help learners understand what it actually means to add multiple...
Curated OER
Place Value to 1,000
In this place value worksheet, students add numbers divided into hundreds, tens, and ones. They then expand 3-digit numbers into hundreds, tens, and ones . 16 problems are given.
Curated OER
Place Value: tens and ones
In this place value worksheet, students write the correct number of tens and ones for the 2 digit numbers given. Students complete 8 problems.
Curated OER
Expanded Form-Thousands
Students write numbers in expanded form. In this math lesson, students discover what expanded form represents by observng the teacher writing a number in expanded form on the board in a chart. Additionally, students write the...
Curated OER
Expanded Form - Ten Thousands
Students investigate the place values of different numbers by completing a worksheet. In this number sense lesson, students discover the ten thousands digit on a number and practice writing numbers in an expanded form. Students...
Norm Mitchell
Quiz: Representing, Comparing, and Ordering Decimals
Here is a 42-question quiz dealing with decimals to the thousandths place. It is comprehensive in that it has test takers use inequality signs to compare pairs of decimal numbers, choose the least- or greatest-valued nubmer out of a set...
Mathed Up!
Surds
Young mathematicians learn how to simplify expressions with square roots by watching a video that shows several ways to rewrite expressions involving radicals. They work on questions where they rationalize denominators and expand and...
Curated OER
Hundreds, Tens, and Units
How many hundreds, tens, and ones are there? The class examines 3 different images, each containing flats, rods, and units. They write down the number of 100s, 10s, and 1s, then the whole number they represent.
Curated OER
Multiplication/Division Number Series
Expand mathematical thinking with these prompts for scholars to use writing as they approach math. First, they use the numbers 3, 5, and 15 in an original multiplication number story, followed by a related division story. Encourage...
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
Center for Mathematics and Technology
Whole Numbers: Using an Area Model to Explain Multiplication
There are many ways to work through a multiplication problem. Using an area model, kids complete several worksheets with different types of multiplication problems, including multiplying by ten, and explain how the new strategies differ...
Houghton Mifflin Harcourt
Give It All You’ve Got!: English Language Development Lessons (Theme 2)
Go beyond the textbook to gain a better appreciation for the English language. A series of ESL lessons help expand the concepts found in Theme 2: Give It All You've Got. The second lesson in a three-part unit incorporates strategies such...
Illustrative Mathematics
Interpreting a Division Computation
Mathematicians show their understanding of a division problem. If a student can apply long division to a pair of numbers and determine a quotient, what other factors and multiples become apparent? The example illustrates a simple...
Brooklyn Children’s Museum
Volcanoes!
Give young geologists an up close and personal look at volcanoes with a series of hands-on earth science lessons. Whether they are investigating the properties of igneous rocks, building their own volcanoes, or making...
K5 Learning
The Blind Men and the Elephant
Sometimes it's necessary to view the whole picture before making a judgment about a small part. Read a short story about five blind men who try to identify an elephant by feeling different parts and coming to their own conclusions....
ReadWriteThink
Defining Literacy in a Digital World
What skills are necessary to interact with different types of text? Twenty-first century learners live in a digital world and must develop a whole new set of skills to develop media literacy. Class members engage in a series of...
Western Education
Math Poems
The logic, rhythm, and beauty of math sometimes get lost amidst numbers and variables. Amplify math's lyricism with a poetry project that uses metaphors and similes to compare mathematical concepts to other images.
Curated OER
Identifying Place Value
Third graders complete math problems. In this place value lesson, 3rd graders solve problems that require them to write the place value of a number in expanded form and identify the place value and expanded form of three digit...