AAA Math
Aaa Math: Place Values: Expanded Form
This site explains how to write whole numbers in expanded form. It provides games and exercises to practice the skill.
Beacon Learning Center
Beacon Learning Center: What's Your Name?
This interactive web lesson reviews how to write numbers in standard form, word form, and expanded notation.
Illustrative Mathematics
Illustrative Mathematics: 4.nf Expanded Fractions and Decimals
The purpose of this task is for students to show they understand the connection between fraction and decimal notation by writing the same numbers both ways. Aligns with 4.NF.C.5.
Khan Academy
Khan Academy: Features of a Circle From Its Expanded Equation
Find the center and radius of a circle given the equation in expanded form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Place Value, Counting, and Comparison of Numbers to 1000
A guide to support parents as they work with their students in place value, counting, and comparison of numbers to 1000.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Place Value, Rounding & Algorithms for Add'n and Subtr'n
A guide to support parents as they work with their students in place value, rounding, and algorithms for addition and subtraction.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Expressions and Equations
A guide to support parents as they work with their students in expressions and equations.
Calculator Soup
Calculator Soup: Number and Word to Standard Notation Calculator
Convert number and word combinations into numbers only. This calculator converts a number word phrase such as 2.75 million into its numerical equivalent. The number word phrase 2.75 million converts to numbers in standard notation as...
ClassFlow
Class Flow: Place Value to 100,000
[Free Registration/Login Required] This flipchart is a great way to introduce place value as well expanded form, standard form, and word form.
Alabama Learning Exchange
Alex: Decimals: The Master of Many Disguises!
In Cooperative/Collaborative groups, this lesson will actively engage students to represent decimals in different forms. An "Essential Question" will be used to activate background knowledge and set the purpose for understanding how to...
Illustrative Mathematics
Illustrative Mathematics: Number of the Day
Repeatable, daily activities are one of the best ways to instill the counting sequence for children. This activity requires a 100 chart which can be made or purchased. Students will count the "Number of the Day" beginning with 1 on the...
Purple Math
Purplemath: Place Value: Concepts
Explains and illustrates the thinking behind the concept of place value.
Math Aids
Math Aids: Place Value Worksheets
Great resource to practice and strengthen math skills pertaining to place value. Math worksheets are printable, may be customized, and include answer keys.
Math Slice
Math Slice: Number Sense Math Drills
A group of topics that include counting with pictures to 20, sums to 100, finding the missing number in a sequence, multiplication, expanded and standard form, and basic computation practice with addition, subtraction, multiplication, or...
Khan Academy
Khan Academy: Write Numbers in Different Forms
Practice breaking numbers into hundreds, tens, and ones. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.