Numbers

How To : Guess a Random Number Using a Math Trick

Though impressive, reading minds in person has been done and overdone. Revamp this tired sport by learning how to mind read over the phone and even on Twitter. Watch this video for Scam School's method of reading minds over social media mediums. So whether you're at the bar o ...more

How To : Say numbers in Mandarin Chinese

This language lesson teaches you how to say the numbers in Mandarin Chinese. Being able to say numbers in Mandarin is the basis for many different situations. Watch this two part video and you'll be counting from 1-100 in Mandarin Chinese in no time. Part 1 of 2 - How to Say n ...more

How To : Count & say the numbers in Cherokee

Check out this instructional language video to learn how to speak Cherokee! In this lesson, learn how to count the numbers one through twenty. This tutorial is great for beginners who want to improve their Cherokee language skills. Practice your Cherokee by learning the number ...more

How To : Say body parts, numbers, & colors in Hindi

Learn Hindi and speak some of the body parts, colors and numbers. So if you say head it will be "sir" in Hindi, Forehead is "matha", cheek is "gaal", tooth is "daant", lip is "honth", mouth is "muh" (you will not hear h clearly in the word "muh" in Hindi, you will only hear l ...more

How To : Divide a decimal number by another decimal number

Decimals are just as complicated as fractions, but they are written a bit simpler. In this video, learn how to divide a decimal number by another decimal number without a calculator. Follow the step by step presented in this tutorial and practice this method and it won't take ...more

How To : Convert a decimal number into a fraction

Need to know how to convert a decimal number into a fraction in basic arithmetic? It's simple. Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts ...more

How To : Set a GE range to Sabbath Mode when using numbers

Nowadays, most appliances have many new features that make cooking much easier for homeowners. One of those features is called Sabbath mode. It's a feature that can be found on ovens and refrigerators and is intended to allow the appliances to be used by Shabbat observed Jews ...more

How To : Say the numbers 0-100 in Spanish

Check out this Spanish language video that shows you how to say the numbers zero through one hundred. This is the third in the numbers videos. The prior two covered 1-15 and the second 0-39. In this language video we go all the way to 100. Practice your Spanish language skills ...more

How To : Count only even or odd numbers in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 370th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the ...more

How To : Subtract fractions from a whole number

In order to subtract fractions from whole numbers you have to perform a few steps. First we have to borrow one from the whole number. So if you are subtracting 1/16 from 3, 3 becomes 2. Then you have to change the one you borrowed, so the 1 becomes 16 over 16 or 16/16 to match ...more

How To : Find a percent of a number

Having trouble figuring out percentages? If so, you'd be well served to give this free math lesson 100% of your attention. After watching it, you'll be able to answer questions like, "What's 25% of 38?" or "What's 38% of 25?" For more information on calculating percentages wit ...more

How To : Get decimal forms of rational numbers

This video series demonstrates how to convert a rational number to a decimal. A rational number is a ratio of two numbers. In other words, these fractions can be changed into decimal form. Get decimal forms of rational numbers - Part 1 of 5. Click through to watch this video o ...more

How To : Change mixed numbers to improper fractions

In this Math tutorial, you will learn how to convert a mixed number into an improper fraction. The narrator explains the process in a very concise yet simple manner that will make math problems involving mixed numbers so much easier to solve. The general idea is to multiply th ...more

How To : Tell a number story in American sign language

One of the fun and special traditions enjoyed and shared by the Deaf Community is signing stories using number or alphabet hand shapes. In these stories, various hand shapes do not stand for the numbers and letters themselves, but are used as signs or gestures to convey concep ...more

How To : Enter numbers and symbols when texting with Swype

Swyping is not just for letters anymore! In this tutorial, learn how to text numbers with super fast speed using your Swype app. Swype is a cool new way to send messages on your phone without ever taking your finger away from the screen. Check out this clip and Swype numbers, ...more

How To : Write the square root of a negative complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics s ...more

How To : Say the numbers 0-39 in Spanish

Check out this Spanish language video that shows you how to say the numbers zero through thirty-nine. In this language lesson, review the numbers 1-15 in Spanish from the prior video and then add the numbers 0 and 16-39. Forgive the repetition in this video, but that's the bes ...more

How To : Increment a number pattern by formula in MS Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 649th installment in their series of digital spreadsheet magic tricks, you'll learn see how to inc ...more

How To : Use the Gauss Method to find triangular numbers

The first video is an elementary explanation of triangular numbers and a Gauss demonstration for the sum of the first 100 natural numbers. Video two uses the Gauss Method to find the sum 1+2+...+n. See arithmetic progressions and obtaining a general formula for the sum of an ...more

How To : Draw a cartoon mouse from the number 3

In this video, we learn how to draw a cartoon mouse from the number three. First, draw out your number three. Now, create a triangle shape on the end of the top of the three, then add in a circle and whiskers. Next, add in a half circle on the first hump of the three, then con ...more

How To : Add and subtract complex numbers

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics s ...more

How To : Dial phone numbers (with letters) on a Blackberry

A lot of phone numbers these days use letters so that you can remember them easier. For example, 1 800 BEST BUY or 1 800 FLOWERS. On a normal touchtone telephone, you would associate these letters with numbers on your keypad. With a Blackberry, however, this poses a problem. B ...more

How To : Write numbers in calligraphy copperplate

In this video, we learn how to write numbers in calligraphy copperplate. To write the number five, you will simply make the shape of the number, but add in a thick edge to the bump and curved edges to the end. To write the six, use a thick line on the side of the number and a ...more

How To : Increment numbers in formulas in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 692nd installment in their series of digital spreadsheet magic tricks, you'll learn how to increme ...more

How To : Graph an inequality on a number line in Algebra

The video described here from [free math tutoring Freemathtutoring] teaches how to plot natural number on a number line in different situations. First, the author defines natural numbers, integers and real numbers. He then teaches different methods on how to plot natural numbe ...more

How To : Convert large numbers into scientific notation

Confused about scientific notation? In this informative video, Doug Simms from free math tutoring helps you work with large numbers more efficiently by converting them into scientific notation. Let this expert walk you through easy to understand marker board examples covering ...more

How To : Rewrite radicals using complex numbers

A complex number is half real (a) and half imaginary (bi), just like that Edward Cullen who makes your heart thump realistically but whose sparkly chest makes you wonder if he's something more. Explore the land of glittery vampires and fake boys by learning how to rewrite rad ...more

How To : Turn a mixed number into an improper fraction

Sometimes math problems are easier to solve if you can convert a number into different types. In this tutorial, taught by a real math teacher, learn how to take a mixed number and turn it back into an improper fraction, and vice versa. This process won't take long and it will ...more

How To : Multiply & divide fractions & mixed numbers

In this tutorial, we learn how to multiply & divide fractions & mixed numbers. When multiplying and dividing fractions you don't need a common number, you just multiply straight across. When dividing, you simply flip the second fraction over and multiply straight across like n ...more

How To : Save numbers in your iPhone

Don't lose your friends' numbers; save them to the address book. Watch this iPhone tutorial video to learn how to save numbers in your iPhone's address book. This how-to video is intended for new iPhone owners.

How To : Find the polar form of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics s ...more

How To : Rank numbers ten different ways in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 337th installment in their series of digital spreadsheet magic tricks, you'll learn how to rank nu ...more

How To : Identify number types

In this video, we learn how to identify number types. You will need to figure out what numbers from a list is a rational numbers in your math equations. A natural number is a counting number (1,2,3). A whole number is a natural number and zero (0,1,2,3). An integer is a whole ...more

How To : Find the sum of reciprocals of complex numbers

In this tutorial the instructor shows how to calculate the sum of reciprocals of complex numbers. If you have to find out the sum of the reciprocals of two complex numbers first you will have to find out the least common multiple of the denominators. To do this multiply the nu ...more

How To : Use imaginary numbers and quadratic equations

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics s ...more

How To : Plot absolute values on a number line

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next ...more

How To : Divide numbers with exponents

In this tutorial, we learn how to divide numbers with exponents. The quotient rule states that we can divide two powers with the same base by subtracting the exponents. With the same base, you can subtract the exponents to get something that would be the answer. For example, i ...more

How To : Simplify and rewrite the complex number "i"

The powers of the complex number "i" run their course in a cyclical nature, like annual seasons of "American Idol." Simplify your life - or at least your math class life - by learning how to rewrite the powers of "i" into simple, single variable expressions. This video guides ...more

How To : Solve a ten digit number math problem

Check out this video tutorial on how to Solve a ten digit number math problem. This video will show you the key to solving the puzzle to find a 10 digit number, such that 10 digits are divisible by 10, and the first 9 are divisible by 9, and so on. The number 3816547290. Now ...more

How To : Use OR, ISNUMBER and ISTEXT in Excel

ExcelIsFun shows you how to detect if a cell has a number or text. The first thing he explains is to find out what are the different types of things that can go into a cell. Next he talks about the use of "OR" and "IsNumber" to make it possible to determine if a cell has a num ...more

How To : Find the VIN number on a car

This Is a how to video describing "How to locate a vehicles VIN number." The gentleman explains that to locate your vehicles VIN number, you simply have to look on your windshield. There you should see a tiny plate with the VIN number on it. If not on your windshield then it c ...more

How To : Find the mean of a set of numbers

Need to find the mean (that is, the regular average) of a set of numbers? It's easy! So easy, in fact, that this clip can present an overview in just under 45 seconds' time. Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of ...more

How To : Add positive & negative numbers

This explanation of positive and negative signs in addition is beneficial and easy to understand for young school aged children. The tutor of this video explains briefly about what to do with the different signs on both side of addition problem. The number line helps the viewe ...more

How To : Multiply mixed numbers easily

This video tutorial shows you how to multiply mixed numbers. When doing this the first thing that you want to do is put the mixed numbers into a improper fraction form. From this step you can simplify the numbers based on what you are using. In this case you can take out the 3 ...more

How To : Divide a whole number by a proper fraction in math

Want to know how to divide a whole number by a proper fraction in basic arithmetic? Learn how it's done with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodid ...more

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