Numbers

How To : Simplify square roots in algebra

Watch the following video to understand the steps necessary when simplifying square roots. To simplify expressions with radicals, follow these simple steps: • Write the radicand (the number underneath the radical sign) as a product of prime numbers. For larger numbers you ca ...more

How To : Create and edit charts in Keynote '09

Check out this informative video tutorial from Apple on how to create and edit charts in Keynote '09. iWork '09, the office productivity suite from Apple, is the easiest way to create documents, spreadsheets, and presentations. Writing and page layouts are easy in Pages. Numb ...more

How To : Multiply simple fractions

Watch this video to learn how to multiply fractions by fractions. First multiply the top numbers together. For example, if you have 3/5 * 4/7, multiply 3 * 4 and put your product on top of the fraction you will get as a product. Next, multiply the bottom numbers together and p ...more

How To : Work with bell curves in Microsoft Excel

If 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 Excel ...more

News : Stop Using Citronella Candles — They Don't Work

Mosquitoes are a big problem, and citronella candles are not the solution. There are a lot of mosquito species. The American Mosquito Control Association reports there are more than 3000 mosquito species in the world, and about 200 of those occur in the US. The most common ar ...more

News : Florida & Texas Could Become Zika Hotspots in the US

To much of the United States, Zika seems like a tropical disease that causes horrible problems in other countries but is nothing to be worried about stateside. It may make you rethink your beach vacation abroad, but not much more than that. However, if you live in Florida or T ...more

How To : Simplify complex fractions

In this video you can learn how to simplify complex fractions. Look at the example in the illustration. To simplify this complex problem, you would first add the number 1 under the whole number in the denominator, to make it a fraction. Then change it from a division problem b ...more

How To : Convert recurring decimals to fractions

In this video we learn how to convert recurring decimals to fractions. Start off by writing out the decimal with the dot next to it to show that it's recurring. This means that the number goes on forever and doesn't stop. To convert this to a fraction, write down the number as ...more

How To : Cook Stuffed Tri-Tip

Chef Scott Aaronson shows how to make stuffed tri-tip (also known as stuffed beef bottom roast) in this four-minute cooking video (the actual cooking process will take about 30 minutes). Video: . Firstly, a mixture of 1 small red onion (diced), 1 shallot (diced), ¼ bunch of ch ...more

How To : Hack levels in Restaurant City (12/05/09)

Open up Cheat Engine and be prepared to hack Restaurant City! This is a new level hack that will help you gain levels fast. Watch this video tutorial to learn how to hack levels in Restaurant City (12/05/09). Just follow the instructions and it should be easy! The code is: FF ...more

How To : Solve rational inequalities (intermediate level)

Struggling with math homework? An expert instructor from Khan Academy helps you work your way through the challenges of solving more difficult rational inequalities. Provides fantastic animated examples that demonstrate helpful tips, overcoming common problems with inequalitie ...more

How To : Drink Less Wine Without Even Trying

An open bottle of wine can be dangerous. You intend to enjoy—nay, savor—a single glass, but then two episodes of Top Chef later, that sucker is empty. Now you have to go to work the next day with a wine hangover. What happened? Turns out there are some unconscious reasons you ...more

How To : Social Engineering - Total Guide

Good day to everyone, today I will present some basic and advanced concepts that targets sophisticated attacks on the social basis, also I will write about some steps that can prevent this attacks from occuring, basically we will examine Social Engineering from the angle of at ...more

News : Apple Releases iOS 13 Beta 8 to Developers

September is nearly here, which means new iPhones are, too. We're looking forward to iPhone 11 Pro and 11 Pro Max, as well as the more affordable iPhone 11R. All three iPhones will run iOS 13, so Apple's entrusting beta testers to ensure its new OS is ready. The latest update, ...more

How To : Solve the six problem solution

Solving 6 math problems using different methods is the idea behind this video. First, you make three rows of numbers vertically from 1-9. All the numbers match across for example, 1 1 1, 2 2 2, 3 3 3, and so on. Each set of numbers creates a mathematical problem who's solution ...more

How To : Add shadows and reflections in Keynote '09

Check out this informative video tutorial from Apple on how to add shadows and reflections in Keynote '09. iWork '09, the office productivity suite from Apple, is the easiest way to create documents, spreadsheets, and presentations. Writing and page layouts are easy in Pages. ...more

How To : Use the "add" composite mode in Final Cut Pro

Check out this quick tip for Apple's Final Cut Pro. See how to use the "add" composite mode in Final Cut Pro. Footage Firm has given DV Professionals access to free footage of a numbers graphic. If you want to build up a background using this free footage with only Final Cut ...more

How To : Make uTorrent 2.0 faster

This video is about how to make uTorrent 2.0 faster. The first step that you will have to do is to open your uTorrent 2.0. Once you have opened uTorrent 2.0, go to "options" then click "Preferences". Once you have clicked "Preferences", go to "Connection" found on the left sid ...more

News : How Gut Bacteria Can Make Chemo More Effective

We can add one more health effect of our gut bacteria to the growing list. Researchers from the UK have just reported that the gut microbiota plays a role, both directly and indirectly, on the toxicity and efficacy of chemotherapy. Their findings are published online in the j ...more

How To : Create an array for a stem-and-leaf chart in Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. With this video tutorial from ExcelIsFun, the 376th installment in their series of digital spreadsheet video tutorials, you'll learn how to an array formul ...more

How To : Avoid the #DIV/0! error in fornulas in Excel

Getting errors when trying to crunch your numbers in Windows Excel can be frustrating, but with this fun and easy to follow guide to remove the "#DIV/0!" error. When the computer thinks you're trying to divide by zero, it produces an annoying error, but by following this video ...more

How To : Manage all your passwords on your iPhone

Mike Callahan from Butterscotch describes how to manage the passwords on your iPhone by using the 1Password app. The application costs $5.99 for the Pro version. First, you enter an Unlock Code to give you access to the app. The icons across the bottom of the screen correspond ...more

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