Multiplying Fractions and Mixed Numbers

This video tutorial from Matematika Spekta covers the multiplication of fractions with whole numbers. It provides three examples: multiplying simple fractions, simplifying results, and converting mixed numbers before multiplication. The video concludes with an invitation for viewers to ask questions if they have any doubts.

What is the first step in multiplying a fraction by a whole number?

• Subtract the whole number from the fraction

• Divide the whole number by the fraction

• Multiply the numerator by the whole number

• Add the whole number to the fraction

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

In the example 2/3 multiplied by 4, what is the result of 2 times 4?

• 10

• 8

• 12

• 6

How do you simplify the fraction 8/3?

• 3 1/3

• 2 2/3

• 2 1/3

• 3 2/3

Tags

CCSS.4.NF.B.4C

CCSS.4.NF.B.4B

What is the result of 3 multiplied by 5/6?

• 2 2/3

• 2 1/2

• 2 1/6

• 2 1/3

How do you convert a mixed number to an improper fraction?

• Multiply the whole number by the denominator and add the numerator

• Multiply the numerator by the denominator

• Subtract the numerator from the whole number

• Add the whole number to the numerator

What is the improper fraction form of 2 3/5?

• 13/5

• 12/5

• 10/5

• 11/5

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

In the example 13/5 multiplied by 4, what is the result of 13 times 4?

• 52

• 54

• 50

• 48

What is the simplified form of 52/5?

• 10 2/5

• 10 3/5

• 10 4/5

• 10 1/5

Tags

CCSS.4.NF.B.4C

CCSS.4.NF.B.4B

What is the final result of 2 3/5 multiplied by 4?

• 10 3/5

• 10 1/5

• 10 2/5

• 10 4/5

Tags

CCSS.4.NF.B.4C

CCSS.4.NF.B.4B

What should you do if you have questions about the material?

• Write them in the comments

• Ask a friend

• Ignore them

• Search online