How To: Square numbers faster
Become Harry Potter of Mathematics. In 5 min. reprogram your mind to calculate faster than the Calculator itself. Impress others with your super-fast mental mathematics.
Become Harry Potter of Mathematics. In 5 min. reprogram your mind to calculate faster than the Calculator itself. Impress others with your super-fast mental mathematics.
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. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to unpack and solve word problems that require you to find price per unit.
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 568th installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate the five largest values for each a data set using the new AGGREGATE function.
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 629th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the VLOOKUP, MATCH, DATEDIF, SUMIF, SUMPRODUCT and INT functions to look up salary based the number of relevant years worked.
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 609th installment in their series of digital spreadsheet magic tricks, you'll learn how to build a pivot table to calculate year over year sales showing percentage change.
Need to calculate the domain and range of a graphed piecewise function? 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. 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 big test).
Need help figuring out how to calculate the slant asymptote of a rational function? 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. 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 big test).
Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you've come to the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 24th installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn see exactly how Excel calculates/evaluates formulas including things like intersections, unions, negation, text operators and comparative operators. Knowing the o...
f you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 37th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the PERCENTILE and QUARTILE functions.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 48th installment in his "Excel Business Math" series of free video lessons, you'll learn how to use the Excel functions FV and PMT to make a future value calculation for a sinking fund.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 56th installment in his "Excel Business Math" series of free video lessons, you'll learn how to make calculations for future value and total interest earned.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 49th installment in his "Excel Business Math" series of free video lessons, you'll learn how to make calculations for markup on cost in MS Excel.
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 92nd installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how the AVERAGE function sees zeroes and uses them in calculating an average but does not see blanks.
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 45th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to use the SUMPRODUCT & TEXT functions together in 1 formula to sum the month's sales. Learn to love digital spreadsheets more perfectly with the tricks outlined in this free Microsoft Office how-to.
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 469th installment in their series of digital spreadsheet magic tricks, you'll learn how to use a VLOOKUP query to lookup values for horsepower calculation.
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 325th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a formula that takes a fixed daily cost and calculates the monthly total for months with different number of days.
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 with simple arithmetic, watch this free video guide.
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 145th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a formula that will calculate the median when you have more than 1 criterion.
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. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to calculate the asymptote of a rational function in college-level algebra.
Lowe's a leader in the retail home improvement business, brings you this instructional video on how to measure and prepare for hanging wallpaper, for the do-it-yourselfer at home. In this video you will learn useful tips on calculating just how much wallpaper you will need to wallpaper your room, as well as a list of the tools and materials you will need to achieve a good finish, and get the job done right the first time, every time.
From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. This is Mathematics for Dummies. Just watch this video tutorial to learn how to find approximate area using sigma notation, For Dummies.
Get an instant boob job, just by putting on the right bra. Wear a white t-shirt when you go bra shopping (if your breasts look good under a white shirt, they will look good under other colored shirts as well). Learn how to calculate your correct bra size. Minimize the appearance of back fat and accentuate your cleavage. Replace your bras every six months.
Use everything you've ever learned about drawing inanimate objects to draw the human figure. You will need to use efficient lines and accurate perspective to draw a number of basic shapes that will come together in the shape of a human body. Watch this instructional drawing video to begin drawing figures in perspective. Even if you are not an expert at anatomy, you can calculate what simple shapes look like in perspective and carve back into the basic forms.
This video will introduce you to the probabilities and odds of hitting your cards based upon what you have. Excellent beginners manual for what cards to play and the odds of winning with them.
This video introduces the formulae for watts in an electric circuit, P=IxE, P=I^R, and P=E^/R. It also explains how P=I^R and P=E^/R are algebraically derived from P=IxE and Ohm's Law.
Sometimes you need more than just your brain to split the bill at a restaurant or to calculate how much your cable company is ripping you off.
First of all you need to a set up deck. You need to learn about two things. First you need to learn about calculating the numerical value of the card and also work out the suit the card. First take out a card and lay it face up. This is 4 of clubs. The rule here is that next card shall be 3 more in numerical value because this deck is a set up. So pick the next card that is 7(4+3) of hearts then 10 of spade (10+3) and then king of diamonds (10+3). Now remember the phrase "chsd", c for club, h...
Learn how tofind r-squared or the coefficient of determination in stats. Whether you need help studying for that next big stats text or just a hand finishing your homework, you're sure to be well served by this four-part free video math lesson from Salman Khan.
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. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to find the CI for the difference between means.
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. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to find the sampling distribution for the difference between means.
With mathematics, as with anything else, not everyone progresses at the same rate. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. With this free video math lesson, you'll learn how to calculate the value of a square using using geometry.
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. For all of the details, watch this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, we learn how to calculate the variance of differences of random variables.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 67th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to calculate the value of a stock with irregular dividend payments,
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 study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to calculate sample distribution in statistics.
In this free video chemistry lesson from Salman Khan, we learn about vapor pressure and the ideal gas law. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 12th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to calculate average and marginal tax rates with Excel.
The 'net present value' is the difference between the initial cost outlay of making a product or an investment, and the present value of expected cash flow. Using the equation given in this video, you can start with the initial estimation and determine the net present value for your endeavor.
Getting ready to file your taxes? Good, but you're not sure how much you're going to be expecting in a refund? Need to calculate your deductions still? No worries. In this video you will learn how to use the IRS tax deduction calculator to figure out how many deductions you qualify for and what your refund will end up being.
If you have children who are still your dependents and have been living in your household for at least half of the year, and have their own social security number, you can actually get a major tax credit with a simple worksheet. In this video you will learn the requirements for the tax credit and also how to fill out the worksheet and calculate your credit.
If you're driving a commercial vehicle or doing a lot of driving for a company, there are ways to claim deductions on your tax return for actual vehicle expenses. In this video you will learn how to calculate your standard mileage rates to determine how much you will be getting on your tax refund if your employer is not reimbursing you for gas or if you're running a small business.