Understanding Fraction Multiplication

The video tutorial explains fraction multiplication using the concept of copies. It begins with whole number multiplication, illustrating how three times four can be seen as three copies of four. The tutorial then transitions to fractions, demonstrating examples like three times one half, two times one fourth, and one half times one third. Each example is explained using visual models and procedural steps, emphasizing the importance of understanding the multiplication process. The video concludes with a more complex example of three fourths times three fourths, reinforcing the concept of fraction multiplication.

How can we interpret the multiplication of 3 times 4 using the concept of copies?

• As 3 copies of 3

• As 4 copies of 4

• As 4 copies of 3

• As 3 copies of 4

Tags

CCSS.3.OA.A.1

What is the result of 4 times 3 using the idea of copies?

• Twelve

• Twenty

• Nine

• Sixteen

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the product of 3 times 1/2 when expressed as an improper fraction?

• 3/2

• 1/2

• 2/3

• 1/3

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

How do you write 3 as a fraction to multiply it by 1/2?

• 3/1

• 3/2

• 2/3

• 1/3

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What is the simplified result of multiplying 2 times 1/4?

• 1

• 1/4

• 1/2

• 3/4

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What common factor is used to simplify the multiplication of 2 times 1/4?

• Four

• Three

• One

• Two

Tags

CCSS.5.NF.B.6

What is the product of 1/2 times 1/3?

• 1/6

• 1/3

• 1/2

• 1/4

Tags

CCSS.2.G.A.3

How many equal pieces do you get when dividing a unit into thirds and then halving one third?

• Four

• Six

• Twelve

• Eight

Tags

CCSS.5.NF.B.6

What is the result of multiplying 3/4 times 3/4?

• 9/16

• 1/4

• 3/4

• 1/2

Tags

CCSS.5.NF.B.3

How many pieces do you have when dividing a whole into 16 parts and taking 9 of them?

• Six

• Sixteen

• Twelve

• Nine

Tags

CCSS.5.NF.B.3