Mastering Multiplication and Division of Fractions

What is the first step in dividing fractions?

• Adding the fractions

• Finding the reciprocal of the second fraction

• Cross canceling

• Multiplying the fractions directly

Tags

CCSS.6.NS.A.1

What is the purpose of cross canceling in fraction division?

• To increase the value of fractions

• To simplify the fractions before multiplication

• To convert division into addition

• To find the reciprocal of the first fraction

Tags

CCSS.5.NF.B.6

What happens to division when we find the reciprocal of the second fraction?

• It becomes addition

• It remains division

• It becomes subtraction

• It becomes multiplication

Tags

CCSS.6.NS.A.1

Which of the following is true about finding the reciprocal?

• It is done after cross canceling

• It applies only to the first fraction

• It involves flipping the numerator and denominator of the second fraction

• It is not necessary in fraction division

Tags

CCSS.7.NS.A.2C

In the first example, what is the final simplified answer?

• 3/2

• 6

• 2/3

• 1/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the reciprocal of 7/2?

• 2/7

• 7/2

• 14

• 1/14

In the second example, before correction, what was the product of the numerators?

• 28

• 5

• 56

• 10

Tags

CCSS.5.NF.B.6

How can you simplify a fraction before multiplying?

• By multiplying denominators

• By adding numerators

• By subtracting the fractions

• By finding common factors and canceling

Tags

CCSS.5.NF.B.6

In the second example, after correction, what is the simplified fraction?

• 5/4

• 5/28

• 28/5

• 4/5

What is the final step after cross canceling and multiplying the fractions?

• Add one to the result

• Flip the fraction again

• Divide the numerator by the denominator

• Simplify if possible

Tags

CCSS.5.NF.B.6