Mental Math Study Page
Use the menu below to learn, practice, and master the skills you need to become a Mental Math Master!
Learn the skills you need to work out very hard math problems in your head!
Your friends and family will be very
impressed with your mind if you focus on the skills for today.
To become a mental math master, you will need to understand the multiplication properties!
Then learn about compensation! I use compensation all of the time and people think I'm really smart!
Today's (**) extension is Multiplication Properties Millionaire!
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Click this link to return to the Whole Numbers General Studies Page.
| Commutative Property |
Order |
a*b*c = a*c*b |
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Associative Property |
Groups |
(a*b)*c = a*(b*c) |
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Distributive Property |
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a*(b + c) = ab + ac |
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Compatible Numbers |
Easily Done |
13 + 17 are compatible |
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Compensation |
Balance |
32 - 17 = 35 - 20 = 15 |
Quick Warm Up - Get Started with a quick review.
The Learning Center has Lessons, Guided Practices and easy practice activities to help you master every skill!
- The PowerPoint styled lessons show you how to do each skill.
- Guided Practices offer you a chance to solve a problem - then see the solution!
- Easy Practices are matching or other simple assignments to give you an opportunity to practice.
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Why take a quiz or test in class without already knowing that you will pass?
- Try the practice quizzes and tests to help you know your areas of weakness - then improve!
- You can click "try again" and get a whole new test on each skill!
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You are using the score reporting version of
Math6.org!
- You can have your practice results
emailed to your home!
- Challenge your friends and see who
suffers from the "called to the board quakes and shakes"!
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