CK-12 Foundation
Ck 12: Arithmetic: Decimal Addition
[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding
Khan Academy
Khan Academy: Adding & Subtracting Rational Numbers
Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
ClassFlow
Class Flow: Math Contest Elementary
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to practice math skills with the students.
PBS
Pbs Mathline: Is It Really News? Lesson Plan [Pdf]
Learners use decimals, percents, and fractions to explore how much "news" is really in the newspaper. Printable lesson
Texas Education Agency
Texas Gateway: Comparing and Ordering Rational Numbers
Given a problem situation, the student will compare and order integers, percents, positive and negative fractions and decimals with or without a calculator.
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Goodwill
Gcf Global: Introduction to Percentages
Tutorial provides a great introduction to percentages.
Homeschool Math
Homeschool Math: How to Calculate Percentages
Learn how to calculate percentages in this easy lesson.
Texas Instruments
Texas Instruments: Spin Me Along
Students explore probability and patterns in fractions, decimals, and percents by spinning three spinners and recording and analyzing the results.
CK-12 Foundation
Ck 12: Probability: Measurement of Probability Grade 7
[Free Registration/Login may be required to access all resource tools.] Write and predict theoretical probability using fractions, decimals and percents.
Khan Academy
Khan Academy: Adding & Subtracting Rational Numbers
Practice adding and subtracting negative fractions, decimals, and percents.
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Other
Center School District: Everyday Math Resources
Everyday Math Resources for 5th grade is an excellent resource for both students and teachers. Twelve math strands are linked to activities and interactive games that support the learning outcomes. Click on links at the top to access...
Yale University
Solving Problems by the Hundreds
This site contains a study of percentage and its applications in the study of consumer related problems. Problems involving sales tax are included. Examples, explanation, solutions and a bibliography are also included in the site.
National Council of Teachers of Mathematics
Nctm: Illuminations: Fraction Models
An interactive game to learn fractions less than one, greater than or equal to 1, which are written as mixed numbers and their equivalent decimal and percentage forms
Ducksters
Ducksters: Kids Math: Introduction to Fractions
On this webpage, students can study fractions including the numerator, denominator, equivalent fractions, decimals, and percents.
Yale University
Yale New Haven Teachers Institute: Solving Problems "By the Hundreds"
The Yale-New Haven Teachers Institute site contains various math exercises relating to percentage and consumer-related problems. An explanation of sales tax, a related problem and answer are given.
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
National Council of Teachers of Mathematics
Nctm: Illuminations: Concentration
Play a matching game with different representations of equivalent items.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Ratios in Decimal Form
[Free Registration/Login may be required to access all resource tools.] Write and compare ratios in decimal form
Scholastic
Scholastic: Study Jams! Math: Compare Money Amounts
This interactive lesson teaches how to compare money amounts step by step.
Scholastic
Scholastic: Study Jams! Math: Making Change
Determine the change needed based on the given amount with this step by step interactive lesson.
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