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The most common strategy involved in solving proportions is cross multiplication, in which one denominator is multiplied with the other side's numerator. Solve proportions easily, even if variables are involved, with help from a math teacher in this free video on proportions in math.
Decimals are useful in math when trying to express measurements that are expressed in tenths, hundredths or thousandths. Analyze decimal places, up to a certain point, with help from a math teacher in this free video on using decimals in math.
When solving proportions with two variables, the problem can be simplified once it's understood what variable is being solved. Solve proportions with multiple variables through cross multiplication with help from a math teacher in this free video on proportions in math.
In order to make solving proportions with mixed numbers easier, simply turn the mixed number into an improper fraction. Solve proportions with mixed numbers by using cross multiplication with help from a math teacher in this free video on proportions in math.
The invention of decimals isn't attributed to one person, but rather to several groups who have been using decimals for centuries. Learn about the usage of decimals in Ancient China and medieval Arabia with help from a math teacher in this free video on using decimals in math.
Fractions weren't introduced until Hindi mathematicians started defining them many years after the Roman Empire. Find out how people used to avoid using fractions with help from a math teacher in this free video on fractions in math.
A proportion is a part considered in relation to its whole, or it can be defined as a statement of equality between two or more ratios. Discover how proportions are used in math with help from a math teacher in this free video on proportions in math.
In order to understand fractions, people need to understand how whole numbers work. Find out how fractions are used for comparisons with help from a math teacher in this free video on fractions in math.
Fractions can be easily learned by using monetary examples, such as reducing a quarter to one-fourth. Discover how to use common concepts to learn fractions with help from a math teacher in this free video on fractions in math.
A basic way to learn fractions is by using them in ways that can be related to, such as scenarios involving currency. Discover how to use food to learn about uncommon denominators with help from a math teacher in this free video on fractions in math.
When adding and subtracting fractions, the important thing is to see if the fractions have the same denominator. Discover how to find the least common denominator with help from a math teacher in this free video on fractions in math.
When adding fractions, it's important to make sure that the denominators are the same. Discover how to find the least common denominator when adding fractions with help from a math teacher in this free video on fractions in math.
When multiplying fractions, it's important to remember to simply multiply across before reducing the resulting fraction. Find out how to use cross cancellation when multiplying fractions with help from a math teacher in this free video on fractions in math.
When subtracting mixed fractions, simplify the process by finding the least common denominator. Learn how to borrow from the whole number when subtracting mixed fractions with help from a math teacher in this free video on fractions in math.
There are a couple of strategies for reducing fractions, and each of them require a strong knowledge of multiplication tables. Learn how to cancel numbers when reducing fractions with help from a math teacher in this free video on fractions in math.
Depending on the ruler, fractions can be found in halves, quarters, eighths and 16ths. Use rulers to learn about fractions and mixed numbers with help from a math teacher in this free video on fractions in math.
When converting fractions to decimals, the process is a straightforward long division exercise. Convert fractions to decimals by dividing the numerator by the denominator with help from a math teacher in this free video on fractions in math.
The steps to solving fractions depends on what operation is being used. Discover how to use the least common denominator to add and subtract fractions with help from a math teacher in this free video on fractions in math.
When problems with proportions are being solved, the math that is done involves the use of fractions. Use cross multiplication to solve problems using proportions with help from a math teacher in this free video on proportions in math.
Indirect proportion problems sound technical, but it helps to think of the word "indirect" as "inverse." Discover why an inverse has the unknown, X, in the denominator with help from a math teacher in this free video on proportions in math.
There's a strong relationship between percents and proportions, as a percent can be written as a proportion. Solve percent or proportion problems whether or not the percent is given with help from a math teacher in this free video on proportions in math.
Setting up a proportion problem is fairly simple once it is understood that they can be set up as fraction equations. Be consistent with both side of a proportion or fraction equation with help from a math teacher in this free video on proportions in math.
Changing a ratio to a decimal is as simple as turning the ratio into a fraction and dividing the numerator by the denominator. Convert a ratio into a long division problem with help from a math teacher in this free video on ratios in math.
Cross multiplying proportions is a straightforward process that is the same as cross multiplying fractions. Cross multiply by multiplying a numerator by the other side's denominator with help from a math teacher in this free video on proportions in math.
Multiplying with decimal points is the same as any other multiplication problem, as long as the amount of decimal points for each number is noted. Move the decimal left for the number of decimals in a multiplication equation with help from a math teacher in this free video on using decimals in math.
Mathematics is the body of knowledge and the academic discipline that studies concepts such as quantity, structure, space and change. Mathematics education is a term that refers both to the practice of teaching and learning mathematics, as well as to a field of scholarly research on this practice. At different times and in different cultures and countries, mathematics education has attempted to achieve a variety of different objectives, including the teaching of basic numeracy skills to students and teaching both practical and abstract mathematics. In this free video series, a math teacher demonstrates how to solve math problems using fractions and proportions. Learn what proportions and fractions are, how to solve proportions with two variables and how to add fractions. Discover simple ways to do fractions, how to solve indirect proportions and how to change a ratio into a decimal. Find easy ways to improve math skills with these lessons.
Jimmy Chang Jimmy Chang has been a math teacher at St. Pete College for more than eight years. He has a master's degree in math, and his specialties include calculus, algebra, liberal arts, math and trigonometry.dkdk
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