# Order of Operations

### How To : Solve equations with the order of operations

In mathematics, the order of operations define the priority in which complex equations are solved. The top priority is your parenthesis, then exponents, followed by multiplication and division, and finally addition and subtraction (PEMDAS). This video tutorial demonstrates the ...more

### How To : Use the order of operations in algebra

Are you looking for a simple math explanation on order of operations? Remember the following sentence: “Please excuse my dear aunt Sally.” What does this sentence have to do with math? The first letter of each word stands for an operation. “P” stands for parenthesis, “E” for e ...more

### How To : Apply order of operations in algebra

In algebra, "order of operations" essentially means solving first for exponents or roots, then multiplication, division, addition and subtraction. The steps for the order of operations also require attention to mathematical grouping symbols, such as parentheses and brackets. F ...more

### How To : Follow the order of operations in basic 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 (or just finish your homework or study for that next ...more

### How To : Use the order of operations to evaluate expressions

Need help figuring out how to tackle complicated mathematical expressions? 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 fol ...more

### How To : Find the order of operations with fractions & decimals

In this video, the instructor shows how to find the order of operations with fractions and decimals. If you have an equation with both fractions and decimals, you can convert the decimals to fractions, or fractions to decimals to have the entire equation in either decimals or ...more

### How To : Use the order of operations correctly when working with Microsoft Excel

You'll need to use lots of math if you're working with formulas and numbers in Microsoft Excel. This tutorila gives you a brief introduction to the different math operators avaiable to users of Excel, as well as reviewing the order of operations you'll need to be aware of.

### How To : Work with decimal numbers in prealgebra

You can do simple decimal calculation with out using a calculator once you understand the basic concept of decimals. In decimal equations when you have various operations between decimal numbers, you have to go by the order of operations in simplifying it. The order of operati ...more

### How To : Multiply and divide three rational expressions

In this video, the instructor shows how to multiply and divide rational expressions. To solve a rational expression that contains many terms, solve step by step by following the order of operations. Order of operations advises one to work the parenthesis part first; so solve t ...more

### How To : Use PEMDAS to evaluate an algebraic expression

Algebra is not as hard as it looks. Learn how to evaluate expressions correctly by using the order of operations, which can easily be remembered as PEMDAS- Parentheses, Exponents, Multiplication, Division, Addition, Subtraction. You can solve any problem in algebra with this a ...more

### How To : Complete the square to graph a quadratic function

In this tutorial the instructor shows how to complete the square to graph a quadratic function using transformations. You can do this by transforming your equation in a series of steps. First make the coefficient of the square term to one by pulling out its numerical coefficie ...more

### How To : Find the area of a trapezoid quickly

In another installment of Math Problem Generator this video shows how to find the area of a trapezoid. First it displays the dimension of the triangle, with the corresponding formula to find the area. This quick and easy demonstration shows how to plug in the correct dimension ...more

### How To : CityVille Guide - Strategies and Secrets to help you succeed!

CityVille Guide So you want to win CityVille, or maybe just pass up your friends? Here are a few simple tips to help get you the results you want! Scroll to the end for charts (you know you love charts!!) This information subject to change at any time. CityVille is a brand ...more

### How to Make Sense of WikiLeaks : Searching the Secret Cablegate Documents

The last few months of WikiLeaks controversy has surely peaked your interest, but when viewing the WikiLeaks site, finding what you want is quite a hard task. Despite rumors of easy access via the Kindle and iTunes App Store, there currently is no way to view the leaked docum ...more

### How To : Use Twitter to Optimize Your Personal Information Flow

Outside the realm of politics, where opposing sides are quite passionate and quite disagreeable, there are few areas in our society quite as divisive as Twitter. People who like Twitter love Twitter and are relentless in trying to co-opt the people they know into joining (this ...more

### How To : Make Chain Mail Armor from Start to Finish

This article is a guide for making Chainmail Armor from start (simple wire) to finish (a finished chainmail shirt). We will be using the European 4 in 1 weave, as this is the most common weave. This is the weave that you usually see in movies. There are several sections to thi ...more

### How To : Disable (prank) the Shut Down button in the start menu on Windows XP

If you love computer pranks, this is one of the easiest ones to pull. This video will show you how to remove the Shut Down button from the start menu in Windows XP. Actually, it does't remove the shutdown button, it just disables it, giving the user a restriction message, stat ...more

### How To : Rinse volumetric glassware in the chemistry lab

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science. Watch ...more

### How To : Send Spam & Spot Fake Emails (Email Spoofing 101)

Spammers are the bane of every email user. No matter what you do, junk mail always breaks through the spam filters. And some of the best ones seem to come from legit companies, and that's because they aren't legit companies— they're spammers masquerading as legit companies. W ...more

### How To : Take Time-Lapse Photography on a Digital SLR with a Timer Remote (For Beginners)

This tutorial is for complete beginners to time-lapse photography and will show you all the settings and equipment you'll need to start taking time-lapse videos with a DSLR camera relatively cheaply. Although this tutorial focuses on the Canon 7D, the steps outlined and equipm ...more

### News : Operation Rainfall Fails to Secure Great RPGs for America... For Now

Different genres of social media have changed the world, but they are not omnipotent. In most cases this is a good thing, but not in the case of Operation Rainfall. It has been a purely well meaning social media movement that should have led to a great boon for the North Ameri ...more

### HowTo : Properly Benchmark Your PC

Maximum PC posts a thorough guide on properly benchmarking your PC. For those not in the know, benchmarking is the process of "running a computer program, a set of programs, or other operations, in order to assess the relative performance of an object, normally by running a n ...more

### News : Johnny Knoxville Delivers Shock to the Nuts Live on Jimmy Fallon

Congrats to WonderHowTo Jackass 3D prank contest winner Grayson Robison! His winning idea: Connect Knoxville to a real life Operation game with shocking devices. Every time a player screws up and the buzzer goes off, the "patient" gets a burning shock to the correlating body ...more

### News : Giving Your Fridge a Mind of Its Own with RIFD Tags

What if your fridge knew your food and expiration dates? What if your fridge could tell you which ingredients are missing and where you can get them the cheapest? "In My Fridge" is a project designed to simplify the process of food management. Our focus was on the technical ...more

### How To : Professionally operate puppets

In this video, Paul Louis, a professional puppeteer and puppet builder discusses the difference between puppets intended for theater and television and how they are different both in appearance and operation. For a puppet on stage, stitching is acceptable to be seen on the out ...more

### How To : Solve for X in algebra

This video demonstrates how to solve for X in algebra. The equation taken for this is 2X+4=10.The first thing you have to do to solve this equation is to get X by itself on one side of the equation. In order to do that you take the number that does not have X with it and do th ...more

### How To : Solve operations on rational functions (f o g)(x)

YAYMATH In order to use rational functions in intermediate algebra, Robert Ahdoot begins by setting values to the functions f(x) and g(x). He then adds these functions together, with the equation (f+g)(x). After addition comes subtraction, using the equation (f-g)(x). And fina ...more

### How To : Find the area of a ring w/ the areas of 2 circles

Doina Popovici's video explains how to calculate the area of a ring. She takes us really slow, down to all the steps of this process. It's very important that she explains every math formula and operation so you cannot get lost into this solving. The video uses nice pictures a ...more

### How To : Deal with "giant fractions"

Doug tries to teach us some basic math fractions. In this particular case, Doug teaches how to do polynomial operations. He uses a chalk board and step by step shows his work on how to do this math. He uses the PEMDAS method but does not explain it. That is parenthesis first, ...more

### How To : Upload content to a web server with Dreamweaver CS3

This video shows you how to upload files to your Internet service provider (ISP), and reviews the differences between Put and Get operations. You learn about the difference between local and remote files, how to check files in and out in order to edit them, and how to post new ...more

### News : Is the End Coming for Quadriplegic Gaming?

A century ago there wasn't much life available for quadriplegic people. Handicap accessibility was barely even a concept, and lacking medical technology kept any semblance of independence out of reach. Today those unfortunate enough to be paralyzed from the neck down have brig ...more

### Staying Ahead of the Curve : Building the Next Great Minecraft Creation

Minecraft is unique among computer games in that some users have created such breathtaking works of beauty and ingenuity that it challenges the very idea that Minecraft is even a game at all, but suggests that it is instead a tool for artistic expression much like Photoshop. ...more

### News : Math Craft Inspiration of the Week: Marble Binary Calculators & Other Mechanical Computers

Since today (11/11/11) is the last 6 digit binary date this century, I thought we should look at some kinetic binary calculators. Matthias Wandel built a beautiful 6 digit binary computer out of wood. If you want to build one, he even gives you some more information and instr ...more

### News : So You Just Bought Photoshop. Now What?

Photoshop. It’s like a mountain to climb. You can chug up to the top, working hard, never letting up, or you can just go part way up and scoot around the side of the mountain and still get to the other side. Not everyone needs to be a Photoshop guru, or ninja pixel punisher. T ...more

### How To : Make a drum loop with MIDI on Pro Tools

This video shows a quick and easy way to create a drum loop using "MIDI MERGE". A stereo instrument track with expand 2 is used here. First, select a track, expand 2, and select session drums (you can take any other track) for the patch and also create a "click track" which wi ...more

### How To : Program the Panasonic remote DMR-ES15 (ES25) for TV's

What does it mean when there is no picture on the television? Check out this video tutorial on how program the Panasonic remote DMR-ES15 (ES25) for other TV's. This Panasonic DMR-ES15 (ES25) DVD Recorder is easy to operate and great to record with. Check and confirm the foll ...more

### How To : Program the Panasonic remote DMR-ES45V (ES35V) for TVs

What does it mean when there is no picture on the television? Check out this video tutorial on how program the Panasonic remote DMR-ES45V (ES35V) for other TV's. This Panasonic DMR-ES45V (ES35V) DVD Recorder is easy to operate and great to record with. Check and confirm the ...more

### How To : Program the Panasonic remote DMR-EH55 for other TV's

What does it mean when there is no picture on the television? Check out this video tutorial on how program the Panasonic remote DMR-EH55 for other TV's. This Panasonic DMR-EH55 DVD Recorder is easy to operate and great to record with. Check and confirm the following items li ...more

### How To : Program the Panasonic remote DMR-EH75V for other TV's

What does it mean when there is no picture on the television? Check out this video tutorial on how program the Panasonic remote DMR-EH75V for other TV's. This Panasonic DMR-EH75V DVD Recorder is easy to operate and great to record with. Check and confirm the following items ...more

### How To : Fix a Bricked iPhone or iPod Touch After a Failed Jailbreak

I can't believe it, but I've actually read about dozens of people getting their iTouch, iPhone, or iPad stuck in a bricked recovery loop and then going out to buy a new one. This is overly unnecessary. When it gets stuck in the recovery loop, some people mistake themselves by ...more

### Night People : A Bad Vibes Label Profile

Night People: A Bad Vibes Label Profile Shawn Reed is one of our favorite people, not content with making music with Wet Hair, he also runs 'Night People' - an almost complete DIY record and tape label operation in Iowa - a label which has consistently put out and introduced ...more

### Altruistic Hacking : The Rise of the DIY Radiation Detector

Understandably, the tragedy in Japan has substantially risen the level of worldwide radiation-related hysteria. So much so, as an alternative to stampeding health food stores for iodine tablets, crafty individuals and organizations are hacking together personal radiation detec ...more

### News : Knoxville Picks Prank Contest Honorable Mentions

Johnny Knoxville and the Jackass boys have finally returned from their whirlwind world tour promoting Jackass 3D. Along with their return comes the long-awaited Honorable Mentions for the Jackass 3D Prank Contest. So, straight from the source, a note from Knoxville: As you kn ...more

### DIY Lab Equipment : Make an Etch Tank for Rapid PCB Fabrication

I love making my own printed circuit boards. It really gives a professional look to a finished project, and having all the design files means I can whip up another batch whenever I need to. However, when I need to make, say, three thousand swarmbots or fill an order for a doze ...more

### How to Hack Like a Pro : Getting Started with Metasploit

This is my first contribution in an ongoing series on detailing the best free, open source hacking and penetration tools available. My goal is to show you some of the quality tools that IT security experts are using every day in their jobs as network security and pen-testing p ...more

### How To : Don't Get Caught! How to Protect Your Hard Drives from Data Forensics

With the mass arrests of 25 anons in Europe and South America, and the rumors of an FBI sweep on the east coast of America floating around, times look dicey for hackers. Over the past few days, a lot of questions have been posed to me about removing sensitive data from hard dr ...more

### How To : Market a Self Storage Facility

Self-storage may not be a new industry, but it is one that is rapidly reshaping its operations to suit a progressively more modernized customer base. In order to stay competitive with your self-storage facility, you'll need to keep an open mind, embrace current marketing trend ...more

### News : \$10,000 First Prize for the Upcoming 2010 National SCRABBLE Championship in August

Yes. That's right. The 2010 National SCRABBLE Championship (NSC) is almost here. In fact, it starts in less than 2 weeks! And if you were lucky enough to register for the competitions, you could win a first place prize of \$10,000! This years events will be held on August 7–11 ...more

### How To : Who Is Anonymous? How the Wall Street Journal and the NSA Got It Wrong

Over the past couple of weeks, there have been a series of high-profile hacks and leaks. From the rooting of CombinedSystems, to a secret FBI conference call leak, all the way to the distributed denial-of-service (DDoS) attacks on U.S. government sites—with a lot in-between. A ...more

### How To : Make a Programmable Piano in Minecraft

There are many impressive accomplishments in Minecraft, too many to name in fact. Sprawling builds, complex machines, and massive servers are the hallmark of Minecraft and things keep getting bigger and better. No one doubts the epic scale Minecraft has reached, but every once ...more

### News : SCRABBLE Is Everywhere... Movies, Books & Other Media

In our media-enriched world, past and present, SCRABBLE has made a name for itself, whether deliberately, subconsciously, or influentially. You may have a read a book that had the popular word game within a chapter, watched a movie that showed your favorite characters bringing ...more

### How To : Reset your frozen Apple iPod

This is a video good for people who have problems with their Apple iPod. It uses simple steps in order to tell you how to successfully reset the iPod to its default state. Though it works primarily on the older models, viewers will learn which buttons on the machine allow you ...more

### How To : Play KenKen

It’s a game, it involves numbers, it’s fun, it’s KenKen! Understanding the goals and rules of this fun, numbers puzzle will give you the skills you need to win. Have fun working your brain and passing the time with KenKen. KenKen can be a great way to challenge your puzzle-so ...more

### News : WhatsApp Makes Its Web Debut; Kills Off Popular Third-Party App

In a long-awaited move, the popular messaging platform WhatsApp has finally made its official web debut. Desktop and laptop owners will be happy to know that they can now message their favorite contacts directly from their computers, without the need to install additional apps ...more

### News : UK's Largest Children's Hospital Is Adopting HoloLens to Assist Surgeons

In recent years, medical professionals have demonstrated how the HoloLens can assist in surgeries, ranging from collarbone repairs to spinal surgeries to cosmetic procedures. Now, the largest children's hospital in the United Kingdom is also ready to deploy the technology. Al ...more

### How To : Get More Bro Time by Automating Loving Texts to Your Girlfriend

Those of us with girlfriends understand that in order for the relationship to run smoothly, you have to keep your woman happy and let her know that you're thinking of her—even when you're not. While hanging out with your bros, it can be easy to let your priorities, or your gi ...more

### Market Reality : Auto Industry Ramps Up AR Use via Microsoft & Snapchat

Between Renault Truck's testing of the HoloLens in factories and BMW promoting its newest model through Snapchat, the auto industry is hot for augmented reality to improve internal operations and engage consumers. Meanwhile, though Apple has made its initial play for AR with ...more

### Market Reality : Techstars Seeks Startups for Accelerator Program

Outside of early military applications, augmented reality is a relatively new technology. It stands to reason that the next company to make a splash in AR would be a startup, and Techstars wants to help. Nonetheless, there are also more established companies working in AR, an ...more

### News : McDonald's Tests Mobile Ordering Using Geofencing to Ensure Your Order Is Hot & Fresh When You Get It

It's 2017 and finally ordering "fries with that" at McDonald's is an even easier prospect for all you lovers out there ball and chained to the fast food game. The great big golden arches are moving one step closer to making your order as golden as it ought to be through a mobi ...more

### How To : Security-Oriented C Tutorial 0x06 - Operators

Hello again! In this tutorial, we are going to go over something called "operators" which will help us build upon conditions of control structures and also some variable manipulation. Without further ado, let's dive in! What Is an Operator? Operators are special symbols whic ...more

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