Khan Academy
Khan Academy: Place Value for Decimals Greater Than 1
Practice your decimal place value understanding by using tenths and hundredths to describe decimal numbers greater than one. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Calculator Soup
Calculator Soup: Round to Nearest Multiple Calculator
Use this rounding calculator to round a number to the nearest multiple. You can round a number up or down to the nearest 2, 4, 5, 10, 50, etc. You can also round to the nearest tenth, hundredth, thousandth, etc. multiple in a decimal place.
CK-12 Foundation
Ck 12: Elem Math: Expressing Thousandths as Decimals
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving expressing thousandths as decimals.
PBS
Pbs Learning Media: Several Short Rails Make More Than a Whole
In this video segment from Cyberchase, Hacker has sabotaged another section of the Madre Bonita Express track; Digit gets help from Deci in adding decimals to find the right size rail that will repair the track.
Purple Math
Purplemath: Rounding Numbers
Reviews how to round numbers to a given place or number of decimal places.
ClassFlow
Class Flow: Decimals Addition Subtraction
[Free Registration/Login Required] In this lesson students will add decimals to the tenths and hundredths place after first learning to line up the decimal. There is also an Activote session integrated into this flipchart.
McGraw Hill
Glencoe: Self Check Quizzes 1 Rounding Decimals
Use Glencoe's randomly generated self-checking quiz to test your knowledge of rounding decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button...
Purple Math
Purplemath: Rounding and Significant Digits
Explains how to round to a given number of "significant digits".
CK-12 Foundation
Ck 12: Elem Math: Turning Words Into Numbers Using Place Value Models
[Free Registration/Login may be required to access all resource tools.] Students practice using place value to turn words into numbers.
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.