Arithmetic of Fractions: Multiplication
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Lesson Summary:
In this lesson, we learn the arithmetic of fractions with a focus on multiplication. We begin by understanding the concept of half, a third, and their corresponding values. We then learn the rule to multiply proper or improper fractions, improved version, cancel any common factors by cross canceling. Multiply the numerators. Multiply the denominators. Simplify if possible. The lesson also covers how to multiply mixed numbers by converting them to improper fractions first and then changing the result back into a mixed number. We end the lesson with some exercises that demonstrate the practical application of the concepts covered.
Lesson Description:
Concepts covered: Multiplication of Improper and Proper Fractions and also Mixed Numbers.
Questions answered by this video:
- What does it mean to multiply fractions?
- How do you multiply fractions?
- How do you multiply improper fractions?
- How do you multiply mixed numbers?
- How can you simplify while multiplying fractions?
- How do you cross cancel when multiplying fractions?
- How can you multiply fractions with a graphing calculator?
- How can you multiply mixed numbers with a graphing calculator?
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Staff Review
Learn how to multiply fractions and what it really means to multiply fractions. A great tutorial for multiplying fractions for students of any level. Also, learn how to simplify (cross cancel) when multiplying fractions. -
MaryH
It easily explained the concept of multiplying fractions. The examples were clear and concise. -
