University of Waterloo (Canada)
University of Waterloo: Arithmagic: Mental Math
Test your mental math skills in arithmetic. How many questions can you answer in one minute? Good luck!
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Dividing Fractions
This site has an explanation of how to divide fractions by multiplying the reciprocal of the denominator. It explains why you invert and multiply! This site also contains links to numerous Math Forum sites pertaining to fractions,...
Khan Academy
Khan Academy: Order of Operations Challenge
Practice solving more challenging problems using the order of operations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Nearpod: Equations & Inequalities (Numeric/symbolic)
In this lesson on solving equations and inequalities, students explore the solving equations and inequalities are the same and different by exploring the effects of negative numbers and using inverse operations when solving side by side.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add and Subtract Fractions
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Multiply and Divide Fractions
This Math Page tutorial explains how to multiply and divide fractions and then features a practice exercise.
Queen's Printer for Ontario
E workshop.on.ca: Number Sense and Numeration, Grds 4 6: Addition, Subtract [Pdf]
Volume 2 of an eworkshop Guide to Effective Instruction in Math outlines and illustrates instructional strategies for teaching addition and subtraction to students in grades 4 through 6. Include a series of suggested activities.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Fractions Into Decimals
This Math Page tutorial explains how to change a fraction to a decimal and features a practice section at the end of the lesson.
Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
Discovery Education
Discovery Education: Web Math: Crunch a Numerical Expression (No Variables)
Use this "math solver" to help you understand and evaluate any numerical expression that does not involve variables. Simply type your expression in, and allow this website to provide step-by-step instructions on how to evaluate the...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
AAA Math
Aaa Math: Comparing Fractions
Explains how to compare fractions with unlike numerators and denominators, and includes games to practice this skill.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Fraction Equivalence, Ordering, and Operations
A guide to support parents as they work with their students in fraction equivalence, ordering, and operations.
AAA Math
Aaa Math: Comparing Fractions Like Denominators
This personal site explains how to compare fractions with the same denominator, gives examples, and includes games to practice the new skill. CCSS.Math.Content.3.NF.A.3.d Compare two fractions with the same numerator or the same...
Other
Smart Math Worksheets: Math Worksheets
Cover a great deal of content with these downloadable worksheets. Topics include fractions, division, addition, numeration, geometry, subtraction, multiplication, integers, decimals and algebra.
Queen's Printer for Ontario
E workshop.on.ca: Effective Instruction in Math, 4 6: Big Ideas [Pdf]
Volume 1 in an eworkshop Guide to Effective Instruction in Math outlines and illustrates instructional strategies for explaining five big ideas of number sense and numeration to students in grades 4 through 6: quantity, operational...
Illustrative Mathematics
Illustrative Mathematics: Watch Out for Parentheses 1
This problem asks the student to evaluate six numerical expressions that contain the same integers and operations yet have different results due to the placement of parentheses. It helps students see the purpose of using parentheses....
Alabama Learning Exchange
Alex: Miss Integer Finds Her Properties in Order.
A lesson on: Order of Operations, Integers, Numerical Sentences, and Absolute Value.This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone Family Foundation.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Figuras Magicas
In Spanish. This site contains many games for practicing mental numerical calculation of basic operations.
Other
Basket Math: Words to Digits Practice
Use this site to practice writing the digits for a number when you see it written out using words. Then check your accuracy.
Quia
Quia: Equivalent Fractions Concentration
Use this website to practice finding equivalent fractions using a concentration game format. CCSS.Math.Content.3.NF.A.3.b Recognize and generate simple equivalent fractions
Visual Fractions
Visual Fractions: Addition of Like Fractions With Number Line Models
Test your aptitude at adding fractions on a number line. Enhance your skills using this interactive math game. Immediate feedback and examples provided.
Alabama Learning Exchange
Alex: Integers Are Rising and Falling Everywhere!
Students will expand from the idea of not only identifying signed numbers but to use them for numerical operations. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone...
Khan Academy
Khan Academy: Evaluate Expressions With Parentheses
Solve multi-step expressions with parentheses. Place parentheses in an expression to make the expression equivalent to a given number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...