In this video we look at how to multiply binomial expressions with trinomial expressions instantly, as well as how to check our answer quickly for greater accuracy. In addition to this, we look at the application of multiplying trinomial with binomials to solve everyday math multiplication. This is an essential component of algebra. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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Why does zero factorial equal 1?
There are some good reasons that are easy to understand!

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#fastmathtricks
#mentalmath
#mathtrick This math trick is pretty easy to do, and can be done in your head faster than a calculator.
This trick only works when multiplying numbers that both end in five. A couple of simple steps and you're done!
In addition, the mathematical reasons why this trick work are simply explained at the end of the video.

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How to make a basic YouTube video using Powerpoint, a camera and Moviemaker. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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This problem can be approached a number of ways...but can you solve it?
Good luck!

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For the playlist of math problems:
https://www.youtube.com/playli....st?list=PLjbxBzUM6SL


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#mathproblems
#mathriddles
#mathsforfun

In this video we look at how to multiply binomial expressions with trinomial expressions instantly, as well as how to check our answer quickly for greater accuracy. In addition to this, we look at the application of multiplying trinomial with binomials to solve everyday math multiplication. This is an essential component of algebra. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
To support tecmath on Patreon: https://www.patreon.com/tecmath
To buy tecmath mechandise: https://teespring.com/stores/tecmath-store

Basic division calculations are easy - just follow the simple steps shown in this lesson.

Fore more great math tricks and tips visit the tecmath math channel. https://www.youtube.com/user/tecmath

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Fractions made easy - adding three fractions fast

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Area of circles - a math lesson that is fast and easy to understand. Math is awesome! To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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Trigonometry is an easy way to work out the unknown sides and angles of a right angled triangle. The trick - know the side names - the opposite, hypotenuse, and adjacent, and know how and when to apply the trigonomic functions - sin, cos and tan. This is the only trick to getting it right every time!
In this lesson, students learn to label sides and angles in right triangles as well as when to use sine, cosine, and tangent. You will need a scientific calculator for the problems in this lesson - and I'll show you how to access one on your computer. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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This video looks at speed, distance and time questions as seen at the following website:
http://www.speeddistancetime.info/test

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BTW....my best time is under one minute! You can beat me!

The trick to getting these types of speed distance time calculations is to think of the times used as fractions, and then apply the time formula (time = distance/speed).
Other questions can be solved using basic logic. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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This problem looks easy - but be careful! Can you solve it?
Or will more people lead to more work?

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For the playlist of math problems:
https://www.youtube.com/playli....st?list=PLjbxBzUM6SL To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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#mathproblems
#mathriddles
#mathsforfun

Need to compare hourly rate to annual pay?
This math hack will allow you to do it instantly and easily - faster than you think!

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Percentage tricks: https://www.youtube.com/watch?v=8fG9nbVV9g4&list=PLjbxBzUM6SLn7pLTxrksJjlHoLY8aOcGk&index=7

Should I use the currency exchange on the street or use an ATM?
Should I get the ATM to convert to my home currency or Accept without Currency Conversion?
This video
looks at exchanging money overseas and how to get the best rate.
The difference - over a whopping 6%!

And it's not hard - just follow these basic tips.


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It is easy to mentally subtract numbers = even big numbers - by following a few simple ideas.
Subtract from left to right. Makes sense - that's the way we think of numbers so subtract in that order too!
Next we can choose our level of difficulty, and borrow as we go through the answer.

BTW

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#fastmathtricks
#mentalmath
#mathtrick This math trick is pretty easy to do, and can be done in your head faster than a calculator.
This trick only works when multiplying numbers that both end in five. A couple of simple steps and you're done!
In addition, the mathematical reasons why this trick work are simply explained at the end of the video.

To support tecmath on Patreon: https://www.patreon.com/tecmath To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
To support tecmath on Patreon: https://www.patreon.com/tecmath
To buy tecmath mechandise: https://teespring.com/stores/tecmath-store

Do long division fast using Vedic Math.
Learn to calculate long division as quickly as a calculator, without needing the guesswork often assosiated with standard long division.
This video is the first of four videos looking at this ingenious method.

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How fast can you add 1+2+3+4+5+6+7+8+9+10? In four seconds? What about all the numbers 1 to 100? This video shows a fast and easy math trick that will have you adding series of numbers so fast you will not believe it! This uses the ideas of averages, as you will see in the math trick lesson. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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This mental multiplication trick uses the idea of a third number - a base number - to help us multiply two numbers in your head. This series of videos first looks at multiplying numbers near 10 using base 10. The second video looks at multiplying using base 20 and 30. The third video looks at how to apply this mental multiplication trick to numbers near 50. The forth video the investigates ho to easilt mentally multiply numbers near to 100. Continue your mental math multiplication abilties here!

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How to solve simultaneous equations through the elimination method.

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