Divide a Fraction

How To : Divide decimals

Here we are, learning how to divide decimals. So we are dividing a whole number or a fraction by a fraction. How this presenter does this is by moving the decimal two places to the right on both the top and bottom of the sum. In other words, he multiplies the two numbers by 10 ...more

How To : Multiply two mixed numbers

Step 1: Convert the mixed numbers to improper fractions. ex: convert 1 1/2 * 2 1/3 to 3/2 * 7/3 Step 2: Multiply the fractions. So we will multiply 3/2 * 7 /3 =21/ 6 Step 3: Reduce Reduce the number 21/6. For this we divide 21 by 6. It will not be divided completely; rema ...more

How To : Simplify complex rational expressions

In order to simplify complex rational expressions, it is important to be able to find the lowest common denominator. Complex rational expressions are fractions that are divided by fractions. When you have found the lowest common denominator, then, you should multiply both frac ...more

How To : Translate a word problem into algebra

This video shows the method to change a word problem into algebra and to identify rational numbers among a group of numbers. In the first part of the video we take a word problem namely - The product of 9 and seven, less than a number. 9 multiplied by something can be expresse ...more

How To : Solve inequalities with fractions in algebra

Solving math inequalities with fractions is easy when applying the rules presented in this video. • When you add or subtract the same number from each side of an inequality, the relationship between the two sides does not change. • When you multiply or divide each side of an ...more

How To : Divide mixed numbers quickly and easily

Dividing mixed numbers may seem like a complicated operation. However, this brief video makes it simple. The illustrations in this video show you step-by-step how to divide mixed numbers using a very simple method. It involves taking the reciprocal of the second fraction. This ...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 : Read a tape measure

This video explains how to read a tape measure. Discover how tape measures are divided into different fractions. Color coding is also used to help with spacing things 16 inches on center.

How To : Understand negative exponents

In this video, we learn how to understand negative exponents. The one rule you have to remember is when you have a number with a negative power, then you need to divide it over one. You can take this term and put it in the denominator of your fraction to make it a positive exp ...more

How To : Read a ruler

In this video, we learn how to read a ruler. First, grab you ruler and look on the top and the bottom of it. The top is divided into different marks that shows inches, half inches, and quarter inches. If you aren't familiar with reading this, just use the markers at the top to ...more

How To : Change decimals to fractions

In this tutorial, we learn how to change decimals to fractions. First, you will take your decimal and put it over 1. Any number divided by 1 will be that number that you started with. To get rid of the decimal, you can multiply it by hand and moving the numbers to the left. To ...more

How To : Change fractions to decimals

In this tutorial, we learn how to change fractions to decimals. Once you learn how to do this, it can help you learn more levels of math. Start out with easy problems and work your way up to more difficult ones. First, try rewriting the equation. Take your top numerator and di ...more

How To : Understand and determine equivalent fractions

In this video, we learn how to understand and determine equivalent fractions. If you have an equation with an equivalent fraction, you will first multiply the first numerator by the second denominator. Then, you will divide this answer by the denominator of the first fraction. ...more

How To : Change fractions to decimals

In this tutorial, we learn how to change fractions to decimals. First, you will need to divide the numerator by the denominator. The numerator is the top number and the denominator is the bottom number. Once you get this number, you will end up with a decimal instead of a frac ...more

How To : Add mixed numbers in fractions with math

In order to add mixed number in fractions, in a math problem, you will need to focus on the denominator. The denominator is the lower number in the fraction. The top number is called the numerator. When you look at the denominator, you should try to figure out if the denomina ...more

How To : Simplify complex fractions with variables

In order to simplify complex variables, you must first consider the numerical values separate from the variable. In the case of 24x/48x, you would look at the numbers alone to see if they have any factors. These numbers have the number 6 in common. So, divide it by 6. This wil ...more

How To : Cancel out in basic algebra

This video gives you brief tutorial on simplifying expressions, or canceling out common factors. He starts out by answering the question "What is canceling?" and demonstrates a basic example. You find the greatest common factor between the numerator and denominator, which you ...more

How To : Convert fractions to decimals

This video explains how to convert fractions to decimals by providing a good example. 1. To better explain the notion draw a box divided into sections to represent the 1 whole. 2. In this example the fraction used is 7/10. So, you have to color in 7 out of the 10 sections that ...more

How To : Simplify complex fraction

In this video the instructor shows how to simplify a complex fraction. A complex fraction is a fraction that has fractions in both the numerator and the denominator of the original fraction. Complex fractions can look intimidating but are generally simple to solve, as shown in ...more

How To : Solve word problems with proportions

In this video the instructor shows how to use proportions to solve fractions. When you have a proportions problem with an unknown term, cross multiply and divide it to get the value of that unknown term. For example if given 7/8 = m/4, cross multiply 7/8 with 4, giving 7/2 whi ...more

How To : Calculate a limit by getting a common denominator

This video explores how to get the limit by getting a common denominator. When you try and plug in a limit, for example when the denominator goes to zero, you can get yourself into a situation where you get the answer (0/0) which is mathematically irrelevant. To solve this pro ...more

How To : Divide integers

This short video shows basic math integer division. It shows examples of how dividing a positive integer with another positive integer will yield a positive result, whereas diving a negative integer with a positive integer will yield a negative result. This exemplifies the fac ...more

How To : Find the slope from a set of points

To find the slope of a line you must have two points and then you must plug in the two points into the slope formula. The slope formula is m= y2-y1 over x2-x1. If the slope is a fraction be sure to reduce to the lowest. Remember if a number is divided into zero it is zero, if ...more

How To : Factor & find zeros of a polynomial

This is the video about how to Factor & find zeros of a polynomial. How did I know that x=1 and x=-1 were roots of the polynomial. Suppose the polynomial has a rational root, let's call it. I will assume that p and q are co prime, i.e., the fraction is reduced to lowest terms. ...more

How To : Convert between fractions, decimals, and percents

In this tutorial the author explains of how to find out percentages of a given number. He explains that x percent of some number y is x multiplied by y and divided by 100. He goes on and explains this concept with numerous examples. He suggests a short cut to move the decimal ...more

How To : Convert mixed numbers to improper fractions

The author in this tutorial shows how to convert mixed numbers into improper fractions. A mixed number has a big number to its left, a numerator for the fraction part and a denominator too for the fraction part. Now to convert the mixed number to improper fraction we first hav ...more

How To : Reduce fractions

This video shows you how to easily reduce fractions. A fraction contains a numerator and a denominator. The numerator is the number on the top and the denominator is the number at the bottom of the fraction. The first thing you have to do to reduce fractions is look for the gr ...more

How To : Solve for ratios and proportions

In this tutorial the instructor shows how to solve ratios and proportions. He gives a two step approach to solve an equality of two fractions in which the value of a variable in unknown. He says that in the first step we should cross multiply the numbers across the diagonal. I ...more

How To : Master adding and subtracting fractions

To add two fractions we need to add the numerator and denominator. For example: 1/4+ 3/8=5/8. 3 is known as the numerator and 8 is called the denominator. Before adding fractions, first of all we need to take the LCM of the denominator and then divide the denominator with the ...more

How To : Multiply fractions with canceling

This video will show you how to carry out multiplication of fractions using cancellation, which will make your fraction multiplication problems simpler to solve. You will need to look at the numerator of the first fraction and the denominator of the second fraction and see if ...more

How To : Convert percents to decimals quickly

Convert percents to decimals: To convert percents to decimal involves simple three steps. For example to converting 125% the following steps are: Divide 125 by 100, we get the fractions like 1 25/100, then divide both the numerator and denominator of fractional part by 25. T ...more

How To : Convert fractions to decimals easily

This video teaches you how to convert fraction to decimals in three easy steps. The process of decimal to fraction conversion involves the use of the fundamental rule of fractions; the fraction should be written in its lowest terms. Write down the decimal divided by 1. Multip ...more

How To : Change an improper fraction into a mixed number

In a fraction where the bottom number, the denominator, is smaller than the top number, the numerator, it is called an improper fraction. Because it is improper, you'll want to fix it by turning it into a mixed number. Look at your denominator and ask yourself "How many times ...more

How To : Perform short division

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. Wr ...more

How To : Read a Tape Measure

If you don't work in construction or are a woodworking master, you probably aren't entirely sure what all those marks are on a tape measure. Sure, you likely know the basics, like there are 12 inches to a foot, but what are all those little tick marks for? Don't let all those ...more

How To : Multiply math fractions

Math is one of those subjects in school where you either love it or hate it or just don't get it. But math is nothing to fear, because it's a part of our everyday lives, and ifs something everyone should know the basics of. Don’t let math intimidate you. Whether you’re multipl ...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 : Make a creamy pasta salad

Add 1 Tablespoon chicken bouillon to the cold water in the pot. You may also add herbs/spices if you wish. Cook pasta according to package directions. Start checking about two minutes before the end of cooking time. Add a cup of cold water to stop cooking as soon as pasta is ...more

How To : Add and subtract fractions

Don't be scared of fractions! Adding and subtracting fractions is not that hard once you understand how to do it. Once you know the trick to adding and subtracting fractions with different denominators, you'll have no problem with these problems. Step 1: Add fractions with s ...more

Scrabble Bingo of the Day : ISOPLETH

ISOPLETH 63 points (13 points without the bingo) Definition: a type of isogram [n] Okay... in order to know what an isopleth is, you first have to know what an isogram is... An isogram (or isoline) is a contour line on a map connecting points of equal value. In other words, ...more

News : Basic Math Operations

It was brought up a while back in a Community Call to Arms that *math* is handy for encryption (and let's face it, everything) so let us go over things you just have to know. "In its simplest meaning in mathematics and logic, an operation is an action or procedure which produc ...more

How To : Multiply fractions with mixed numbers

This video teaches the viewer how to multiply fractions with mixed numbers. You would first need to multiply the denominator by the whole number, and then add the product to the numerator. This number is your new numerator and the new denominator is the same as before. For exa ...more

How To : Find the area of triangle using fraction measurement

This video demonstrates the way to find the area of a triangle using fraction measurements. The person presenting this video first writes the actual formula for calculating the area of the triangle. The formula is: the area of the triangle denoted by ‘A’ is equal to half of ‘b ...more

How To : Solve Equations with Fractions

Solving Equations with Fractions Using Addition In our first example, our equation is b - 11/10 = -13/5 We need to find out what the variable, 'b', is. A variable is a symbol that stands for an unknown number. To do so, we have to isolate the variable, meaning that we have t ...more

How To : Rational and Irrational Numbers

Rational numbers can be written as a fraction or as a/b. The "b" in a/b cannot be zero because you can't divide by zero. an example is 1.5. 1.5 can be written as 3/2/ Irrational numbers are numbers that can't be written as a fraction. A famous irrational number is pi. You can ...more

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