Curated OER
Place Value
Each digit holds a specific value in numbers, and understanding place value is the key to this concept. Youngsters examine eight numbers and determine the value of four in each, writing it in both number and word form. Next, they circle...
Curated OER
Place value concepts
Third graders participate in classroom game to practice place value skills. In this place value instructional activity, 3rd graders recognize matching digits of the same value. Students record their numerals and their value by writing...
Curated OER
The Multiplying Digits Problem
In this digits problem, students determine what digits, when multiplied, equal given parameters. This one-page instructional activity contains 1 problem. The answer is provided at the bottom of the page.
Curated OER
Biggest Number Problem
For this number problem worksheet, students identify the largest number less than a googol that has no "n" in its spelling. This one-page worksheet contains 1 problem. The answer is provided.
Curated OER
Judge Handley's Phone Number
In this phone number worksheet, students examine clues and use number sense to determine the answer to given riddles. Upon completion of each statement, the student will have the correct answer to Judge Handley's phone number. This...
Curated OER
Halloween Missing Digits (A)
In this mathematics worksheet, students complete each with the correct missing number digits. Then they try to find the digits that the zombie lost while creating the sheet.
Curated OER
Send a Gift Cryptarithm
In this cryptarithm learning exercise, students identify digits that stand for certain letters. They solve the addition cryptarithm. This one-page learning exercise contains 1 problem. The answer is provided.
Scholastic
Scholastic: Study Jams! Math: Numbers: Place Value
This site provides great practice on the concept of place value. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their knowledge...
Math Cats
Math Cats: Can You Say Really Big Numbers?
Practice reading and writing out the number words for large numbers.
Purple Math
Purplemath: Rounding and Significant Digits
Explains how to round to a given number of "significant digits".
My Hero Project
My Hero: Dian Fossey
Dian Fossey's work with the African Mountain Gorilla makes her a hero to both animals and people. Use this resource to learn about her studies and her campaign against poaching.
ClassFlow
Class Flow: Expanded Notation
[Free Registration/Login Required] This is a 1 day mini-lesson on expanding 3 digit numbers. Students will practice building 3 digit numbers and writing out the value using expanded notation. Students will have instant feedback on...
Purple Math
Purplemath: Rounding Numbers
Reviews how to round numbers to a given place or number of decimal places.
Math Slice
Math Slice: Place Value
A game matching the digit in a number to the correct place value. Place value includes whole numbers to the millions and decimals.