Mangahigh
Mangahigh: Number: Add and Subtract Decimals
This site provides students practice with the concept of adding and subtracting decimals. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Mangahigh
Mangahigh: Number: Multiply and Divide Decimals by 10, 100, 1000
This site provides students practice with the concept of multiplying and dividing decimals . Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Mangahigh
Mangahigh: Number: Multiply Decimals and Larger Numbers
This site provides students practice with the concept of multiplying decimals . Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
CK-12 Foundation
Ck 12: Elem Math: Determine Which Set of Decimals Is Correctly Ordered by Value
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare decimals by looking at the value of the digits in each place value to determine the order. The video is followed by a series of...
Mangahigh
Mangahigh: Number: Multiply and Divide by a Number Between 0 and 1
This site provides students practice with the concept of multiplying rational numbers . Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
That Quiz
That Quiz: Fractions
The practice problems examine fractions, ratios, and decimals. Students choose which concept they would like to review and then answer the corresponding 10 questions. Solutions are provided for incorrect answers.
Shodor Education Foundation
Shodor Interactivate: Lesson: Multiplying Decimals & Mixed Numbers
The Shodor Education Foundation provides this lesson plan to help students see the effect of multiplying decimals. Students use an interactive activity to see the effect of multiplying decimals. NCTM Standards are listed for this lesson...
Purple Math
Purplemath: Number Bases: Introduction & Binary Numbers
The process of converting between different number bases is actually fairly simple, but the thinking behind it can seem a bit confusing at first. And while the topic of different bases may seem somewhat pointless to you, the rise of...
CK-12 Foundation
Ck 12: Elem Math: Decomposing Decimals Into Place Values to Tenths
[Free Registration/Login may be required to access all resource tools.] The video discusses how to identify place value of digits in the ones and tenths place. The video is followed by practice problems to assess student understanding of...
CK-12 Foundation
Ck 12: Elem Math: Decomposing Decimals Into Place Values to Thousandths
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which digit is in the thousandths place value by breaking down every digit in the number according to the place value. The video...
Quia
Quia: Place Value Rags to Riches
So you want to be a place value millionaire? Test your understanding of place value when you play Rags to Riches. A comprehensive, multiple choice game covering place value concepts with whole numbers and decimals, word form and standard...
Fun Brain
Fun Brain: Place Value Puzzler
An engaging and fast-paced game from FunBrain, where players activate their knowledge of place value and rounding. Numbers range in difficulty from easy to hard. However, for those who are up for a more serious challenge, there's also a...
Math Slice
Math Slice: Place Value Game
Test your knowledge of place value with whole numbers and decimals. A fast paced, interactive game that gives immediate feedback to responses.
Math2
Math2
This is a site for students and teachers of all grade levels. If you are looking for math tables, general information about math topics, or you would like to ask a question, this is the site to visit.
Other
Mathpower: Elementary Algebra Assignments
Test your algebra aptitude at this colorful website filled with algebra assignments for upper elementary and middle school students. Assignments explore algebra concepts using addition, subtraction, multiplication, fractions, division,...
ClassFlow
Class Flow: Multiplying Decimals by a Power of Ten
[Free Registration/Login Required] This lesson uses a dog named Decimal to introduce the concept of moving the decimal point to simplify multiplying a decimal by a power of ten. It uses Activotes to check for understanding of the concept.
Help Algebra
Help algebra.com: Percents
Converting percents to and from decimals and fractions is demonstrated in detailed examples. Once the concept is understood, you can use it to solve equations that contain percents.
CK-12 Foundation
Ck 12: Algebra: Scientific Notation
[Free Registration/Login may be required to access all resource tools.] Recognize the equivalence of decimal numbers in standard form, product form and scientific notation using very small and very large numbers
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center: Graphing Calculator Activity: The Coordinate Plane [Pdf]
A graphing calculator lesson on coordinate planes. Detailed examples, demonstrations with key functions, and practice problems included. Acrobat Reader required.
CK-12 Foundation
Ck 12: Elem Math: Rounding to the Nearest Whole Number
[Free Registration/Login may be required to access all resource tools.] The video describes the process of rounding a decimal to the nearest whole number and gives an example. The video is followed by a series of practice questions to...
Texas Instruments
Texas Instruments: Numb3 Rs: Onion Peeler
Based off of the hit television show NUMB3RS, this lesson introduces students to the concept of changing number bases, as well as gives some insight into Internet privacy through "onion routing." Students translate hexadecimal numbers...
Math Slice
Math Slice: Fraction Slice Special Test
A succinct tool for assessing decimal and fraction concepts. Assessment is scored online. An excellent tool for use as a quick assessment.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Fracciones, Decimals Y Porcentajes
This interactive activity deals with the concepts of fractions, comparing fractions, all different arithmetic operations with fractions, converting a fraction to a decimal form and all different calculation with percents.
University of Texas at Austin
University of Texas: Elementary Math Club: "Guess the Number" Magic Trick
Students investigate the concept of a number as a quantity. The activity has learners convert back and forth between decimal and binary expansions of numbers. The lesson plan includes an overview and a lesson toolkit.