Posts Tagged ‘mathematics’

Equations with fractions in them.

Friday, September 4th, 2009

How to solve linear equations that contain fractions. This is video 7 of 51 in the solving equation series. The next three series are “Word Problems”, “Factoring” and “Graphing”.

Duration : 0:4:28

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Chinese Multiplication

Friday, September 4th, 2009

This is a video I made… it is a simple Maths solution I learned back in technical college when I was studying for my diploma. To multiply any two numbers without using a calculator all you need is simple Arithmatic and Chinese Multiplication!

If you don’t get it just follow the steps in the video… you can use a calculator to check your results….

Simple… ….and Enlightening :)

Music by Moby.

THANKS FOR WATCHING!

Duration : 0:5:37

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Math Calculations & Conversions : Changing Mixed Numbers Into Decimals

Saturday, August 29th, 2009

A mixed number is a number that contains both whole numbers and fractions. Change mixed numbers into decimals by creating a simple fraction and turning the fraction into a percentage with tips from a math teacher in this free video math lesson.

Expert: Steve Jones
Bio: Steve Jones is an experienced high school mathematics and science teacher.
Filmmaker: Paul Volniansky

Duration : 0:2:20

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Math Fractions & Equations : How to Factor Polynomials by Grouping

Saturday, August 29th, 2009

In math, factoring by grouping means that the greatest common factor needs to be found. Factor four different terms through grouping with help from a math author and teacher in this free video on math lessons.

Expert: Brian Leaf
Contact: www.brianleaf.com
Bio: Brian Leaf, MA, is the author of McGraw-Hill’s “Top 50 Skills for SAT/ACT Success” series.
Filmmaker: David Pakman

Duration : 0:2:30

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©Magic Math for 7’s Multiplication, Learning the Times Table

Friday, August 14th, 2009

http://RightBrainMath.com patent pending teaching system from Mister Numbers uses the Magic Blackboard to teach a way to create multiplying by 7 in a fun way from patterns. Share this fun video with a parent or kid.This teaches a positive attitude toward math and pattern recognition, as well as teaching the times table. The book, EZ Times Table also teaches fun ways to do the Twos, Threes, Fours, Sixes, Eights, and Nines from simple patterns as well as isting kids as young as kindergarten to make the whole times table on one page.
http://RightBrainMath.com Playful patterns create all the times tables. On a tic-tac-toe square you put the numbers 1-9. In seconds you can create the Sevens multiplication table. It is fun and easy patterns that create 7, 14, 21, 28, 35, 42, 49, 56, and 63. And there are ways to continue the pattern to reveal multiplication of the Sevens to 100 x 7 and beyond. There are also playful patterns for creating the Ones, Twos, Threes, Fours, Sixes (five different ways) Sevens, Eights, Nines, and even the whole times table on a blank table. Kids, Teachers, Parents, and schools will benefit from this fun way to approach the times table that creates a positive attitude about math. The editor of Curriculum Review magazine says, “I like the book [EZ Times Table] because it is user-friendly and can be utilized with a variety of grade-school children.” See the book EZ Times Table available on Amazon.com and on the website RightBrainMath.com.

Duration : 0:5:5

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Fractions & Proportions : How to Multiply With Decimal Points

Saturday, August 8th, 2009

Multiplying with decimal points is the same as any other multiplication problem, as long as the amount of decimal points for each number is noted. Move the decimal left for the number of decimals in a multiplication equation with help from a math teacher in this free video on using decimals in math.

Expert: Jimmy Chang
Contact: www.wearehdtv.com
Bio: Jimmy Chang has been a math teacher at St. Pete College for more than nine years. He has a master’s degree in math and his specialties include calculus, algebra, liberal arts math, and trigonometry.
Filmmaker: Christopher Rokosz

Duration : 0:2:17

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Math Fractions : Converting Fractions to Decimals

Sunday, July 19th, 2009

Fractions are converted to decimals by dividing the numerator by the denominator. Convert fractions into decimals with tips from a math tutor in this free video on fractions.

Expert: Fernando Millan
Contact: www.tutormath.info
Bio: Fernando Millan is the owner and founder of Math Specialists LLC and has taught college mathematics courses at Miami Dade Community College, Barry University and University of Florida, among others.
Filmmaker: Paul Muller

Duration : 0:1:18

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‘Russian’ Multiplication

Sunday, July 19th, 2009

An alternative way to multiply, which is liable to amaze and baffle you at the same time. Robin Wilson, Gresham Professor of Geometry, explains what is sometimes called ‘Russian’ or ‘Egyptian’ multiplication.

This is the eighth part of ‘A Millennium of Mathematical Puzzles’.
The full lecture is available (in 24 parts) here on YouTube, or it can be downloaded (like all of our lectures) in its complete form from the Gresham College website, in video, audio or text formats:
http://www.gresham.ac.uk

Gresham College has been giving free public lectures since 1597. This tradition continues today with all of our five or so public lectures a week being made available for free download from our website.

Duration : 0:2:46

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Subtraction and Division: MathFoundations4

Sunday, July 19th, 2009

Subtraction and division are inverse operations to addition and multiplication. Part of a series on the foundations of mathematics

Duration : 0:10:7

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Sacred Geometry 101C: The Sacred Languages

Thursday, July 16th, 2009

Charles Gilchrist introduces the three root languages of the universe: Sacred Sound (vibration), Sacred Sequence (time/numbers), and Sacred Geometry (form). Special attention to the static and dynamic aspects of Sacred Geometry.

Special thanks to Sandy Stewart for the crystal bowl Sacred Sounds:
http://www.soundcentres.com/

Duration : 0:10:30

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