Mastering Multiplication and Division of Fractions

What is not required when multiplying fractions?

• Multiplying the numerators

• Simplifying the result

• Finding a common denominator

• Multiplying the denominators

Tags

CCSS.5.NF.B.6

What is a unit fraction?

• A fraction that cannot be simplified

• A fraction with numerator of 1

• A fraction where the denominator is 1

• A fraction with numerator greater than 1

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Why don't you need a common denominator when multiplying fractions?

• Because it's only needed for addition and subtraction

• Because the denominators cancel out

• Because it simplifies automatically

• Because you only multiply across

Tags

CCSS.5.NF.B.6

What should you do after multiplying fractions?

• Divide the numerator by the denominator

• Find a common denominator

• Simplify to the lowest terms

• Add the results

Tags

CCSS.5.NF.B.6

How do you simplify a fraction?

• By adding the numerator and denominator

• By subtracting the denominator from the numerator

• By dividing both by their greatest common factor

• By multiplying both by the same number

What is the first step in dividing fractions?

• Flip the second fraction

• Simplify the fractions

• Change the division sign to multiplication

• Multiply the fractions

Tags

CCSS.6.NS.A.1

What is the keep-change-flip method used for?

• Multiplying fractions

• Adding fractions

• Subtracting fractions

• Dividing fractions

Tags

CCSS.6.NS.A.1

What happens when you divide a whole number by a unit fraction?

• You get a unit fraction

• You get a whole number

• You simplify the fraction

• You need to find a common denominator

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

What do you do after changing the division sign to multiplication in fraction division?

• Subtract the fractions

• Add the fractions

• Flip the second fraction

• Simplify the fractions

Tags

CCSS.6.NS.A.1

What is the result of dividing a unit fraction by a whole number?

• A complex fraction

• An improper fraction

• A unit fraction

• A whole number