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Worksheet
Curated OER

Planetary Alignments

For Students 8th - 10th
In this planetary alignments worksheet, students use 2 different methods to find out when planet alignments will occur. They use a three number series and they use least common multiples to find out when Mercury and Venus will align.
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Lesson Plan
Curated OER

Common Multiples

For Teachers 6th - 8th
Students explore the concept of common multiples. In this common multiple lesson, students find the lowest common multiple of two numbers.
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Worksheet
Curated OER

Adding and Subtracting Fractions

For Students 4th - 6th
In this adding and subtracting fractions worksheet, students are guided through the process of adding and subtracting fractions and finding the least common denominator for fractions with different denominators. They practice adding and...
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Worksheet
Curated OER

Addition and Subtraction of Rational Expressions

For Students 9th
For this rational expressions worksheet, 9th graders solve and complete 15 different problems that include adding and subtracting rational expressions. First, they define Least Common Multiple to get a common denominator in an equation....
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Worksheet
Curated OER

Number Sense and Operations

For Students 8th - 9th
In this number sense and operations activity, students solve 15 different problems that include number lines and identifying various types of numbers. First, they solve a given equation and then check their work. Then, students find the...
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Worksheet
Curated OER

Primes and Prime Factors

For Students 8th
In this primes and prime factors worksheet, 8th graders solve 21 different problems to include identifying each number as prime, composite, or neither prime nor composite and listing all the primes less than 200. Then they complete each...
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Worksheet
Curated OER

Factoring

For Students 6th - 8th
In this math worksheet, learners complete problems involving factoring. In the first section, they find all factors of a number. Students find the least common multiple and the greatest common factors. This is a worksheet generator. The...
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Worksheet
Curated OER

Least Common Multiples

For Students 6th - 8th
In this math worksheet, students find the least common multiple of sets of numbers. Students factor each number to their prime factorization. They use the primes to find the least common multiples. This is a worksheet generator, the...
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Worksheet
Curated OER

Quick Quiz: Multiply and Divide with Fractions and Decimals

For Students 5th - 6th
Here is a fraction and decimal worksheet in which learners solve eight problems that require them to multiply and divide using fractions and decimals.
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Lesson Plan
Curated OER

Best lesson in the whole world!

For Teachers 6th - 8th
Students study the concept of fraction using mathematical reasoning. In this problem solving fraction lesson, students use various methods to explain their reasoning in solving fractions. Students use a number of different prompts to...
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Worksheet
Curated OER

Least Common Multiple

For Students 6th
In this least common multiple worksheet, 6th graders list multiples of numbers 2 through 5 and then find the least common multiple of 2 of the numbers. Students complete 5 problems.
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Worksheet
Curated OER

Fractions

For Students 9th - Higher Ed
In this math worksheet, students solve fraction problems. Students find equivalents, use common denominators, and explain their answers.
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Worksheet
Curated OER

Lowest Common Multiple

For Students 4th - 8th
In this lowest common multiple worksheet, students find the LCM of 2 digit numbers that don't exceed the number 20. Students complete 10 problems.
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Worksheet
Curated OER

LCM: Variables and Exponents

For Students 7th - 10th
For this algebra worksheet, students determine the least common multiple of variables with exponents. There are 10 questions and a provided workspace.
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Worksheet
Curated OER

Lowest Common Denominator Worksheet

For Students 5th - 6th
In this fractions learning exercise, students follow the steps to finding the lowest common denominator, filling in the answers to the prompts for each step.
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Interactive
Curated OER

The Pill Problem involving LCM

For Students 8th - 10th
In this problem solving worksheet, students find the next day that two events will both happen given the clues provided.  The solution to the problem is given at the bottom of the page.
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Lesson Plan
Curated OER

Lesson 56

For Teachers 6th
Sixth graders practice Least Common Multiple in fractions. In this fraction lesson, 6th graders look at two different fractions and find a common denominator. They sing a song to memorize mean, median, and mode. 
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Worksheet
Curated OER

Simplifying and Solving Equations with Fractions

For Students 8th - 11th
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 denominator.
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Worksheet
Curated OER

Least Common Multiple Practice 2

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
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Worksheet
Curated OER

Least Common Multiple Practice

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
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Worksheet
Curated OER

Least Common Multiple Practice 3

For Students 4th - 6th
In this least common multiples practice activity, students examine sample problems and solve 20 problems that require them to find least common multiples.
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Worksheet
Curated OER

Number Theory Practice

For Students 4th - 5th
In this number theory worksheet, students complete a total of 13 problems, finding multiples, LCM and solving 1 word problem. 
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Worksheet
Mrs. Glosser's Math Goodies

Number Theory Worksheet 3

For Students 6th - 8th Standards
A nine-row data table has novice number crunchers fill in columns for the greatest common factor, least common multiple, product of the two, and product of numbers. The pairs of numbers to work with are all single- and double-digit...
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Lesson Plan
Curated OER

Finding The LCM

For Teachers 4th - 8th
Students find the least common multiple. In this LCM activity, students find the multiples of two numbers. They view which multiples are common between the two numbers and then find the smallest.