Least Common Multiple Teacher Resources

In this mathematics worksheet, 5th graders find the least common denominator of each fraction. Then they write equivalent fractions using the LCD and compare the numerators of the new fractions.

Show how to factor four different numbers using a factor tree. This short slide show defines factoring and then shows how each number 28, 32, 33, and 30 can all be factored. 

In this fractions worksheet, students simplify ten problems by calculating the product, and six problems using the distributive property.  Students solve for the variable in ten problems by first multiplying by the least common...

Are you looking for review questions before standardized testing? Grade 6 Claim 1 Item Slide Show offers nine questions covering a variety of topics using decimals, factors, and multiples. With separate slides for answers, using the...

As this slide show explains, simplifying a fraction is very similar to finding an equivalent fraction. The process to simplify fractions is fully demonstrated and clearly explained, 15 practice problems are included.

Are you stumped by having a fraction in front of the parentheses in an equation you are trying to solve? Never fear. Watch as the instructor shows you how to work your way through this equation starting with the distributive property and...

You will need to pay close attention while watching this video. There are many steps and many operations to do to simplify this algebraic fraction. And if it seems hard the first time you watch it and you miss something, then watch it...

Translate a word problem into a rational equation. This word problem might cause some to pause and ponder, and some to just give up and skip the problem altogether. It does involve some fractions, so watch this video and get a better...

You will need to pay close attention while watching this video. There are many steps and many operations to do to simplify this algebraic fraction. If it seems hard the first time you watch it and you miss something, then watch it again....

Make fractions fun and interesting by using a brochure form. Young mathematicians practice and gain a better understanding of how to add and subtract fractions, simplify fractions, and find LCD (least common denominator). The resources...

Students study about multiples, common multiples, least common multiples, and lowest common denominators. They recognize that a multiple is the product resulting when two or more factors are multiplied by each other and that common...

Here is a fraction and decimal worksheet in which learners solve eight problems that require them to multiply and divide using fractions and decimals.

Common denominator, invert, and terminating decimal are only a few terms found in a set of math vocabulary math cards. Made up of 40 cards, the set reinforces terms with boldly printed word cards, and definition cards offering an...

A detailed video tutorial on how to solve an equation with fractions with different denominators, this resource could prove to be a valuable tool. This video covers how to deal with fractions as well as how to solve an algebraic equation...

In this common factors worksheet, 6th graders solve 20 different problems that include various types of common factors. First, they determine the greatest common factor for each pair of numbers listed. Then, students determine the least...

In this Algebra I/Algebra II worksheet, students add and subtract algebraic fractions and reduce the answer to lowest terms.  The two page worksheet contains a combination of eleven multiple choice and free response questions. ...

To subtract mixed numbers, it may be necessary to find the least common multiple to establish a common denominator. This is just what Sal does in this presentation. First, he shows how to find a common denominator and then the process...

Common denominators, factors, and rounding are a few of the terms in a set of flash cards designed to reinforce math vocabulary. Forty-two cards offer a bold-faced vocabulary word or a corresponding definition alongside an...

For this mathematics worksheet, students solve a number of problems by finding and equivalent fraction using the least common denominator in each. Then they add and change to a mixed number when necessary. Students also reduce the...

Students compare two fractions with different denominators. In this fractions instructional activity, students find the least common multiple in order to find a common denominator with two fractions. Once they have a common denominator,...

Fractions and variables on both sides of the equation? Oh my! There are one hundred and one steps to solving this equation. Not really, but now that I have your attention, I recommend you watch this video closely and follow the...

In this math worksheet, students find the least common multiple using the greatest common factor. The letters of the answers are placed in the boxes at the bottom of the page.

In this mixed numbers and fractions instructional activity, students solve 18 different problems by addition and subtraction methods. First, they determine the least common denominator in each problem. Then, students find the equivalent...

In this rational equations worksheet, students solve and complete 11 various types of problems. First, they find a number that is the reciprocal of one described in each statement. Then, students solve for the variable in each expression.