Most of the time, when I’m bored during math class, I play with my calculator to satisfy my boredom. Recently, I've discovered that when multiplying any number by 11, 111, or any number similar to it, that it has a pattern (though I guess everything in math has a pattern). I don't know if this technique is original, because I didn't read anything about this. It's just mere observation. If it’s a tried and true technique, let me know.
Want to be able to do large multiplication problems without a calculator? This video will teach you a method of multiplication in which you will be able to multiply three digit numbers in a single step. Multiply three digit numbers in a single step.
When you need to crunch numbers quickly — and I mean really quickly — there's a cool method you can use to multiply two numbers together in just a few seconds.
This video explains how to easy add decimals. Adding decimals can seem to be a tedious job, and a single mistake can result in a completely different number. In reality, it is quite easy, and with a good method and some practice it can be done quickly. Write the two sets of numbers out, lining them up in columns. Keep the decimal points on top of each other and line up the non-decimals with non-decimals and the decimals with decimals. Start at the right-most column and add it up. If it become...
Hydrogen can be used to improve mileage. The hope with this method is that hydrogen will increase the amount of gasoline combusted and increase fuel efficiency, as you trickle hydrogen into the tank. Often propane is used to increase gas mileage. The studies are still being done. There's no official data at present, but there is significant experimentation.
Think you know every trick to improving your gas mileage? Here are fuel-saving strategies that aren't common knowledge. Watch this video to learn how to achieve better gas mileage and save money on gas.
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.
In this video the instructor gives you sample as of how to SLEP long multiplication. You start by breaking the numbers up to simpler forms. If you have a two digit number that your multiplying by a another two digit number you multiply the first two digit number and then buy the second digit of the second two digit number. You have to remember to carry the remainders. You then add your two multiplicative lines together giving you the sum. this can be done to cover any set of multi-digit numbe...
Lyndapodcast, teaches you, via InDesign expert and graphic designer Michael Murphy, teaches you how to specify exact match and range in GREP using InDesign. Use CTRL + F and then choose the GREP tab. Go to the special characters menu to the right and under Wildcards choose Any Digit. After \d you can add \d again, but you should use \d[2] for double digits. For two or more digits use \d[2,]. You can also use \d[3,] for three or more digits. The last operation is \d[2,4] which gives you a mini...
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
This fuel conservation tutorial will teach you a simple hack that will battle $4 a gallon, with magnets. Learn how to boost gas mileage and increase fuel economy by installing fuel line magnets in your vehicle.
Car + Hydrogen = Better Mileage? We're not quite ready to drop the cash on one of those under hood mileage boosters being sold all over the web...but using water electrolysis to produce Hydrogen sounded like a good first step!
If you are the proud owner of a 1997.5 - 2004 Buick Regal, chances are that at least one of your dash lights has gone out by now. Worry no longer, as this is an easy and cheap problem to fix. Watch this video for step-by-step instructions on fixing your gauge cluster, including the mileage light and driver info center.
More power and better gas mileage are just two of the reasons you might want to learn how to drive a stick shift.
Check out Brian Brushwood and Scam School's Penny Prediction scam. No matter what the setup, the very best scams are the ones that let the mark think they're on top, only to get punked in the end. That's what makes the penny prediction so great!
This video presents a mathematical puzzle which is to be solved by the viewer. The solution is posted in an alternate video, but this video presents the problem of a four digit number which is the square of a smaller number. The first two digits of the square are the same as each other and the last two digits are the same as each other as well. The video calls for the viewer to find the integer whose square is this four digit number without the use of a calculator, although abacuses are allow...
In this tutorial, we learn how to read your friend's minds with the book test. First, sit by two friends and have three books with you. Have them pick a book, then write a 3 digit number on a card, then have the other person flip the numbers and subtract them. Now have the other person reverse the digits and add numbers again and add them all together. Now, have the other person circle the lat digit and open the page and word of the digit. Have the people think of the word they come up with a...
Have an old bike combination lock that you can't remember the code for? If it's a simply four-digit cable lock, you can easily figure out the combination with a quick peck-and-go method. Best of all, this technique doesn't require any tools or special know-how, and let's you reuse the cable lock again versus just damaging it with bolt cutters. All you need is a bit of patience and you'll have your figure out your combo in no time.
The roll-out of T-Mobile's hotly anticipated 'Digits' service is now underway. For those unfamiliar with what could be the un-carrier's next killer app, 'Digits' is basically a combination of Google Voice and AT&T NumberSync. With it, T-Mobile customers can use their number across any phone, tablet, wearable, or PC. That means you can give out your phone number and answer the call on any device you like.
What is Programming? Why need to learn? How to get started? Which language to choose? While surfing web, you must be encountering various softwares, games, etc. and might be thinking to make one, but don't know where to start. Here, I am starting series in Programming.
In this video, we learn how to understand two digit numbers in Arabic. Start off by having numbers written out in Arabic on a screen in front of you. Guess what these numbers are and how you say them. After this, have the answer come out on how to say the number and what it is, so you know if you were right or not. The pronunciation to these numbers is key, because they can end up sounding incorrect or you could make a whole new world with the slip of just one letter. Practice this for the ba...
You likely all know the 10 rule (to multiply by 10, just add a 0 behind the number) but do you know the 11 rule? It is as easy! You should be able to do this one in your head. Learn how to easily multiply any two digit number by 11. Easy way to do math fast!
This medical how-to video demonstrates how to anesthetize with the digital block technique. The digital block is a simple anesthesia procedure used to numb the fingers or toes. Watch as they show how to apply a ring block of local anesthesia to a digit.
Master Lock combination padlocks have been known to be vulnerable to an attack that reduces their 64,000 possible combinations down to 100. I've devised a new attack for cracking any Master combo lock that simplifies the process and reduces the amount of work down to only 8 combinations.
With this free video math lesson, you'll learn how to do long division with double and triple-digit numbers. With mathematics, as with anything else, not everyone progresses at the same rate. Basic math is no exception. 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.
In this Education video tutorial you will learn how to perform short division. The first example is a division by a single digit; 741 divided by 3. You write it as shown in the video and start dividing from the left digit. So, 7 divided by 3 will give 2 with 1 as remainder. Write this down as demonstrated in the video. 1 and 4 make 14 and dividing 14 by3 will give 4 and remainder is 2. Now dividing 2 and 1, that is 21 by 3 you get 7. The answer is 247. The next example is 847 divided by 5. 8 ...
Jacky Liao and Tony Liao describe the main attributes of Sudoku and provide tips on how to solve the puzzle. Sudoku is a popular puzzle just like crossword. It is a puzzle of a 9X9 square sub-divided into 3X3 squares. You have to fill each column and row with digits 1 through 9 in any order. Each 3X3 sub-square must include all digits 1 through 9. Every Sudoku game starts with a few of the squares filled in. The more squares that are filled in the easier it is to play. As you fill in the squa...
This video tutorial shows you the next step as a follow up from the last video, this one teaching you how to carry numbers so that you can add multiple digit numbers. When learning anything you want to go through and do a warm-up so that you get your mind ready to learn something new. Using the places in mathematics it teaches you the easy way to learn or teach advanced addition. After watching this video you should be able to go through any addition regardless of how many places there are in...
Learn how to save gas, the secret the oil companies and car manufacturers don't want you to know about! This how-to video explains common causes for your car to be sapping gas faster than it should, how to make some simple adjustments, and maximize your gas. Don't be a slave to high gas prices or go into debt buying a hybrid car you can't afford. Learn how to double your gas mileage the KipKay way by watching this instructional video.
Tire pressure is often overlooked, but can decrease your fuel mileage if you tires are not properly inflated. Have you ever peddled a bike with low tires. If you have, then you know it was much harder than when the tires are aired up. A car is no different. Low tires requires the engine to work much harder as well.
Allyce King from DIY Style shows a simple way to recycle an old sweater into a cute purse in this how-to video. There's probably a lot of clothing going unworn in your closet, so why not fashion something that will get some mileage. Follow along with the simple steps in this video design tutorial and learn how to sew a purse out of a sweater.
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. In this Excel tutorial from ExcelIsFun, the 237th installment in their series of digital spreadsheet magic tricks, you'll learn how to
Want to divide a two-digit number into a bigger number still? Learn how. 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). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to do more adva...
Welcome back, my novice hackers! It has become clear from some of your questions that quite a few of you are unfamiliar with the hexadecimal system, or simply, hex. The hexadecimal system is used throughout computing and if you have never studied this Base16 numering system, it may appear relatively opaque.
For people who are learning how to multiply, this video will show you easily how to multiply numbers with more than one decimal place. Starting with your rightmost digit on your bottom number, multiply with your top number as if you were doing a simple multiplication problem. After you have finished, place a 0 below the rightmost number of your product as a place holder and continue to multiply with your next digit in the bottom number. After you have completed this for all your numbers, you ...
Liquid Pop Collective put this video out some years ago; adding digits to your Liquid makes it far more stylish and sophisticated than just relying on the old hand-chasing alone. This is an advanced hand-chasing technique.
Maintaining proper tire pressure improves the ride quality of your car and your gas mileage. To ensure that your tire pressure is at the correct level, follow these instructions to check the pressure and fill it to the correct level.
Kim the in-house mechanic for Driverside shows you how to quickly and easily replace your cars air filter. The reason you would need to change your air filter is that over time the flow is reduced which consequently reduces your car's gas mileage. To change your air filter you first need to locate it on your car. The air filter is under the hood and usually in a box that either has clips of fillip's head screws holding the cover on. Remove these to gain access to your filter. From there you c...
A cold air intake (CAI) is a great way to improve gas mileage, increase hp and get a throatier sound from the engine. Watch this video and you can avoid common pitfalls with this install such as trying to install in one piece. Pretty soon your Mustang will be more powerful than ever.
