PBS
Pbs Mathline: Fantasy Baseball Lesson Plan [Pdf]
Students will be given baseball trading cards to use the decimals and ratios to participate in a fantasy baseball game. Printable lesson
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Shodor Education Foundation
Shodor Interactivate: Fraction Conversion 2 (With Percents)
Students learn how to convert from fractions to percentages.
Shodor Education Foundation
Shodor Interactivate: Comparing Fractions
Introduces students to fractions and explores basic mathematical operations with fractions, comparing fractions, and converting fractions into decimals or percents.
Math Drills
Math Drills: Decimals Worksheets
Download these worksheets to sharpen your skills working with decimals. Sheets focus on rounding decimals, expanded form, comparing decimals, converting decimals, adding, subtracting, multiplying, and dividing decimals, and order of...
Math Drills
Math Drills: Powers of Ten Worksheets
Download these free worksheets to sharpen your skills working with powers of ten. Sheets focus on whole numbers and decimals in comma/point and point/comma formats and are in both standard form and exponent form.
OER Commons
Oer Commons: Understanding Rational Numbers
Seventh graders learn the definition of rational number, and they write rational numbers as ratios of integers and as repeating or terminating decimals.
Other
Percentage Fraction Decimal Grid
Divide a square or circle up into a number of parts. The slices or rectangles can be painted various colors and these colors then represented as either decimals, fractions or percentages.
OER Commons
Oer Commons: Understanding Fractions & Decimals
Seventh graders use number lines to solve addition and subtraction problems involving positive and negative fractions and decimals.
Other
The Actuarial Foundation: Math Academy: Dining Out [Pdf]
Students will understand and apply concepts of fractions, decimals and percents to count money, make change, figure tax/tips and participate in other restaurant-related activities.
E-learning for Kids
E Learning for Kids: Math: Street Orchestra: Fractions
Discover fractions and decimals with Maria and the members of the orchestra.
E-learning for Kids
E Learning for Kids: Math: Music Center: Fractions & Decimals
Meet Marissa who manages a Music Center in Australia. Can you help her decide how many seats she sold?
E-learning for Kids
E Learning for Kids: Math: Soccer Stadium: Pattern and Function
Carlos wants to learn about calculating with decimals before his soccer practice starts. See if you can help!
AAA Math
Aaa Math: Estimation
Improve your estimation and rounding skills with these interactive games that are challenging and fun. Excellent skills practice for rounding, estimating sums and differences, and front-end estimation. Links to lesson plans, teacher...
AAA Math
Aaa Math: Aaa Math Lessons
AAA Math's interactive tutorials and lessons assist students grades K-8 improve their understanding of a wide range of arithmetic topics. Students are provided with immediate feedback as they complete the "Learn," "Practice," and "Play"...
AAA Math
Aaa Math: All About Percents and Ratios
This AAA Math tutorial covers calculating percents, relationships of percents to fractions and decimals, and uses of percents.
Hopelink
Hopelink: Teaching Percentages
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
AAA Math
Aaa Math: Addition of Decimal Tenths
Students can practice adding decimal numbers in the tenths place through a series of self-check exercises and timed learning games.
AAA Math
Aaa Math: Subtraction of Decimal Tenths
This site describes how to subtract decimals. It provides exercises and games to practice the skill through the tenths place.
AAA Math
Aaa Math: Comparing Scientific and Standard Notation Numbers
The resource describes how to compare numbers in scientific and standard notation. It provides exercises and games to practice the skill.
AAA Math
Aaa Math: Converting Decimals to Scientific Notation
This resource allows students to practice writing decimals in scientific notation. Exercises and games are provided.
AAA Math
Aaa Math: Converting Scientfic Notation to Decimal Numbers
This site explains how to convert scientific notation into decimal numbers. Games and exercises are provided to practice the skill.
AAA Math
Aaa Math: Converting Decimal Numbers to Scientific Notation
Students investigate how to convert decimal numbers to scientific notation. Exercises are provided to practice the skill.
AAA Math
Aaa Math: Convert Scientific Notation to Decimal Numbers
Notes and practice problems explore how to convert scientific notation numbers to decimals numbers.