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"...because any number can be divided by itself and by one, the Greeks (who loved to play games with factors) usually disregarded those two numbers as factors. There is no interesting pattern, after all, in something that hits all numbers without distinction." Isaac Asimov

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Home > Math Skills / Topics > Factoring / Multiples Worksheets > Common Factors Worksheets

Common Factors Worksheets

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Basic Lesson
Demonstrates how to find the least common multiple and greatest common factor of number sets. Also includes practice problems.
Standard: MATH 1
Grades: (3-5)
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Intermediate Lesson
Uses a larger more difficult number sets than the basic lesson.
Standard: MATH 1
Grades: (3-5)
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Independent Practice 1
10 problems ask for the greatest common factor. 10 problems ask for the least common multiple.
Standard: MATH 1
Grades: (3-5)
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Independent Practice 2
20 practice problems that review common factor skills. The answers can be found below.
Standard: MATH 1
Grades: (3-5)
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Common Factors Homework
12 problems to reinforce the lessons and practice pages. An example is provided.
Standard: MATH 1
Grades: (3-5)
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Common Factors Quiz
10 problems that test common factor skills.
Standard: MATH 1
Grades: (3-5)
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Answer Keys
Answers for the homework and quiz.
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Answer Keys
Answers for both lessons and both practice sheets.
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The next level of math skills.
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