Multiplying and Dividing Fractions

The video tutorial explains how to multiply fractions by first identifying and canceling common factors in the numerators and denominators. It provides two example problems to illustrate the process, including converting an improper fraction to a mixed number. The tutorial emphasizes the importance of simplifying fractions before multiplying to make calculations easier.

What is the first step in multiplying fractions?

• Add the numerators and denominators.

• Multiply the numerators and denominators.

• Subtract the numerators from the denominators.

• Divide the numerators by the denominators.

Why is it important to find common factors before multiplying fractions?

• To change the fractions to decimals.

• To simplify the multiplication process.

• To make the numbers larger.

• To add the fractions together.

What common factor do 6 and 15 share?

• 6

• 5

• 2

• 3

After reducing, what is the result of multiplying 2 by 1?

• 1

• 2

• 3

• 4

Which number is a common factor of both 7 and 35?

• 8

• 7

• 6

• 5

What is the result of multiplying 2 by 5 in the second example?

• 5

• 7

• 12

• 10

How do you convert the improper fraction 10/3 to a mixed number?

• Divide 10 by 3 and use the remainder.

• Add 3 to 10 and divide by 2.

• Multiply 10 by 3 and add 1.

• Subtract 3 from 10 and use the result.

What is the whole number part of the mixed number 3 and 1/3?

• 2

• 1

• 4

• 3

What is the remainder when 10 is divided by 3?

• 0

• 1

• 3

• 2