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Whiteboard
ClassFlow

Class Flow: Mental Math

For Teachers 6th - 8th
[Free Registration/Login Required] After this lesson, students will be able to solve problems using a variety of mental math strategies.
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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.
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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...
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Interactive
Other

Answermath.com: Suma

For Students Pre-K - 1st
An online addition game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose how many places to add. In Spanish, with links to English...
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Interactive
Other

Answermath: Multiplicacion

For Students 9th - 10th
An online multiplication game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose how many places to multiply. In Spanish, with links to...
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Interactive
Other

Answermath: Raiz

For Students 9th - 10th
An online root game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose square root or cube root problems. In Spanish, with links to...
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Interactive
Other

Answermath: Potencias

For Students 9th - 10th
An online exponents game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose 1 or 2 digit numbers, and practice squaring or cubing each...
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Interactive
Other

Answermath.com: Resta

For Students Pre-K - 1st
An online subtraction game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose how many places to subtract. In Spanish, with links to...
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Lesson Plan
PBS

Pbs Kids Afterschool Adventure!: Operation: Adding Up, Taking Away Activity Plan

For Teachers 1st - 3rd
In this week's Afterschool Adventure, children will practice and explore strategies for solving addition and subtraction problems, such as using counters and rulers, performing mental math, and drawing pictures. As children encounter...
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic:

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Solve for the unknown in a proportion using mental math.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year One Timed Mental Math (Page1)

For Students Pre-K - 1st Standards
Test your computation skills using this timed interactive worksheet. Five minutes is the time limit. Answers can be checked when finished. This short activity would be suitable for a quick assessment.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Two Timed Mental Math (Page 3)

For Students Pre-K - 1st Standards
Increase your addition and subtraction speed using this timed interactive worksheet. With just ten problems and five minutes, this worksheet is suitable for practice or as an assessment tool. Check your answers immediately.
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Whiteboard
ClassFlow

Class Flow: Using Mental Math to Solve Multiplication Problems

For Teachers 3rd - 5th
[Free Registration/Login Required] This flipchart was designed to be used during the teaching of multiplication by one digit numbers. It also includes mental math instruction.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Table of Contents

For Students 3rd - 8th Standards
This website from The Math Page explains some helpful hints about how to do mental math.
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Activity
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: Calculo Mental Todo Terreno

For Students 3rd - 5th Standards
Practice your mental math with this application by finding the sum of two: whole numbers, integers, decimals or fractions. You can choose two different levels of difficulty.
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Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Lesson Plan: Money, Money, Money

For Teachers Pre-K - 1st Standards
It all about money! Explore the concept of money in this real-world, unit plan. A collection of six lessons where students practice skills such as coin identification, mental math, menu math, making change, math operations with coins,...
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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.
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Interactive
Educaplus (Jesús Peñas Cano)

Educaplus: Ecuaciones Visuales

For Students 3rd - 5th
In this activity you can practice mental math by answering each question with the help of the given pictures. You can choose from three different levels.
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Activity
Other

Ministerio De Educacion: Suma Y Resta

For Students 3rd - 5th
Practice your mental math by finding two numbers knowing their sum and difference.
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Activity
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: Resta Y Producto

For Students 3rd - 5th
Practice your mental math by finding two numbers knowing their difference and product.
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Interactive
Educaplus (Jesús Peñas Cano)

Educaplus: Puzzle Algebraico

For Students 3rd - 5th
In this activity you can practice mental math by finding the value of each of the objects with the help of the given pictures.
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Website
Primary Resources

Primary Resources: Doubling and Halving

For Teachers 3rd - 5th
Great teacher resources for helping students learn how to double or halve numbers quickly. Includes worksheets, PowerPoint presentations, and classroom games.
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Activity
CK-12 Foundation

Ck 12: Mental Math for Addition and Subtraction Equations

For Students 6th - 9th Standards
[Free Registration/Login Required] Students will use a real world example to solve single variable equations mentally. Click challenge me to answer a practice question and click learn more to watch a video.
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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.

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