Activity
University of Waterloo (Canada)

University of Waterloo: Arithmagic: Mental Math

For Students Pre-K - 1st Standards
Test your mental math skills in arithmetic. How many questions can you answer in one minute? Good luck!
Activity
University of Saskatchewan (Canada)

Emr: Exercises in Math Readiness

For Students K - 1st Standards
Practice your mental math skills with this site, where practice problems in addition, subtraction, multiplication, and division abound. Introductory, intermediate, and advanced levels are available. Just type in your answer and you'll...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Mental Math to Divide by Decimal Powers of Ten

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Use mental math to divide by decimal powers of ten and find a quotient.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Mental Math for Multiplication/division Equations

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Solve single variable multiplication and division equations by using mental math
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Mental Math for Multiplication/division Equations

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Use mental math to solve and check single-variable equations
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Problem Solving Plan, Mental Math

For Students 6th Standards
[Free Registration/Login may be required to access all resource tools.] Solve word problems using the mental math.
Unit Plan
CK-12 Foundation

Ck 12: Mental Math to Divide by Whole Number Powers of Ten

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Use mental math to divide by whole number powers of ten.
Interactive
Topmarks Online

Topmarks: Mental Maths Train

For Students K - 1st
Mental Maths Train is a multiple-choice math game that focuses on the essential vocabulary of addition, subtraction, multiplication, and division.
Unknown Type
Teaching Treasures Publications

Teaching Treasures: Year Six Timed Mental Math (Page 2)

For Students 3rd - 8th Standards
Improve your computations skills in all four operations with this timed interactive worksheet. Solve ten problems in five minutes or less. Problems are presented in horizontal format and answers can be checked immediately. This worksheet...
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Penguins: Division

For Students 3rd - 5th Standards
This interactive site allows students to practice their division skills. At the end of the lesson students will be able to divide mentally using divisibility tests, solve word problems using division strategies, and use a written...
Activity
Homeschool Math

Homeschool Math: Dividing Decimals Mental Math

For Students 5th - 6th Standards
Complete lesson with instruction and exercises, teaching students how to divide decimals using mental math.
Activity
Teachnology

Teachnology: Arithmetic Theme

For Teachers Pre-K - 1st Standards
Arithmetic Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition, subtraction, multiplication and division.
Activity
Teachnology

Teachnology: Arithmetic Theme

For Teachers Pre-K - 1st Standards
Arithmetic Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition, subtraction, multiplication and division.
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Figuras Magicas

For Students 3rd - 8th Standards
Interactive fun activities that could be used in the classroom to practice mental math skills.
Interactive
Varsity Tutors

Varsity Tutors: Aplus Math: Division Flashcards

For Students K - 1st
Practice basic division facts using online flashcards. The game keeps track of how many of the attempted flashcards you get correct, and lets you know your percentage. Did you input an incorrect answer? Don't worry, a message with the...
Activity
CK-12 Foundation

Ck 12: Mental Math for Multiplication/ Division Equations

For Students 7th - 9th
[Free Registration/Login Required] Students practice solving equations with multiplication and division. Click challenge me to answer a practice question and click learn more to watch a video.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Llama Farm: Mixed Operations

For Students 5th - 6th Standards
On this interactive site students learn to write a remainder as a decimal and solve division problems using the appropriate mental, written or calculator strategy.
Interactive
University of Waterloo (Canada)

Math Frog: Arithmagic

For Students 1st - 6th
Practice operations of mental math while the program timer runs.
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Figuras Magicas

For Students 3rd - 8th Standards
In Spanish. This site contains many games for practicing mental numerical calculation of basic operations.
Website
AAA Math

Aaa Math: Aaa Math Lessons

For Teachers 3rd - 8th
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"...
Activity
Teaching Treasures Publications

Teaching Treasures: Year Four Timed Mental Math (Page 2)

For Students 3rd - 5th Standards
Improve your computations skills in all four operations with this timed interactive worksheet. Solve ten problems in five minutes or less. Problems are presented in horizontal format and answers can be checked immediately. This worksheet...
Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
This resource provides an interactive worksheet with just ten problems as an independent practice or a quick assessment.
Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
Improve your computation skills using this timed interactive worksheet.
Activity
National Council of Teachers of Mathematics

The Math Forum: Beat the Calculator!

For Students 3rd - 8th
Find more than 500 "mental calculation tricks" that will help you square numbers, add, multiply divide, subtract, and find percentages. A great resource for advance math students, gifted children, and teachers wanting to find ideas for...