AAA Math
Aaa Math: Determining Percentage
This lesson explains how to determine the percent of one number compared to another. Includes practice and games to practice this skill.
Quia
Quia: Equivalent Fractions
Use this Web site to practice finding equivalent fractions using a matching game format. CCSS.Math.Content.3.NF.A.3.a Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
ClassFlow
Class Flow: Number Square Algebra
[Free Registration/Login Required] In this flipchart, students interact with whole numbers arranged in a square to apply their arithmetic skills of multiplication, addition and subtraction.
ClassFlow
Class Flow: Percentages
[Free Registration/Login Required] In this flipcharts, students use the interactive tools to solve various rational number problems involving percentages (e.g., percent increase/decrease, tax, commission, and discount).
ClassFlow
Class Flow: Percentages
[Free Registration/Login Required] In this flipchart, students use the interactive tools to solve various rational number problems involving percentages. Flipchart contains many sample problems for students to gain plenty of practice.
Other
Project Happy Child: Free Addition Worksheets
2000 basic addition worksheets are available at this web site. They can be printed and used for a variety of practice purposes. Some helpful hints are included to avoid mindless practice that could quickly become counter productive.
ClassFlow
Class Flow: Magic Squares
[Free Registration/Login Required] Students solve arithmetic problems in sequences to create magic squares.
ClassFlow
Class Flow: Multiplication
[Free Registration/Login Required] In this flipchart, students apply their knowledge of multiplication of whole numbers. Students use graphic organizers to solve multiplication puzzles.
Can Teach
Can Teach: Math Centers
This page offers a variety of math center ideas for general math and geometry. Instructions on setting up the center are not provided for most ideas, however, those lacking instructions are pretty self-evident.
Can Teach
Can Teach: Grab and Add
Students will practice their addition skills through this game. Lesson plan indicated for 1st-3rd grades.
University of Cambridge
University of Cambridge: Nrich: Adding Plus
On this one page website sharpen your logic and addition skills while working on this challenge. The solution is available to double check your solution.
Purple Math
Purplemath: Systems of Linear Inequalities
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.
Math Open Reference
Math Open Reference: Ordinals
Learn about ordinals with this handy reference guide. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
Quia
Quia: Addition Concentration Sums 10 to 18
This website for young children gives them practice adding sums from 10 to 18 in a concentration game type format.
Quia
Quia: Addition Concentration Sums 0 to 9
This website for young children gives them practice adding sums from 0 to 9 in a concentration game type format.