Mastering Multiplication and Division of Fractions

Mr. Buffington's tutorial covers multiplying and dividing fractions, including mixed numbers. He explains multiplying fractions by multiplying numerators and denominators, and dividing fractions by multiplying by the reciprocal. The video also covers converting between mixed numbers and improper fractions, with examples and practice questions provided.

How do you multiply two fractions together?

• Add both the numerators and denominators

• Subtract the numerators and divide the denominators

• Multiply the denominators and add the numerators

• Multiply the numerators together and the denominators together

Tags

CCSS.5.NF.B.6

What is the result of multiplying 2/7 by 3/5?

• 6/12

• 9/35

• 5/35

• 6/35

Tags

CCSS.5.NF.B.6

How do you divide fractions?

• Multiply by the reciprocal of the second fraction

• Multiply by the reciprocal of the first fraction

• Add the reciprocals of both fractions

• Subtract the second fraction from the first

Tags

CCSS.6.NS.A.1

What is the result of dividing 7/12 by 3/1?

• 7/36

• 21/12

• 21/36

• 7/4

Tags

CCSS.6.NS.A.1

What is the first step in dividing fractions?

• Flip the first fraction

• Multiply the numerators

• Change the division symbol to multiplication

• Reduce the fractions

Tags

CCSS.6.NS.A.1

What is the result of 3/5 divided by 2/3?

• 9/10

• 6/15

• 5/6

• 9/15

Tags

CCSS.6.NS.A.1

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

• Multiply the whole number by the numerator

• Add the whole number to the numerator

• Divide the whole number by the denominator and subtract the numerator

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

What is the improper fraction form of 4 and 1/2?

• 8/2

• 9/2

• 2/9

• 4/3

After converting a mixed number to an improper fraction, what is the next step in multiplying mixed numbers?

• Simplify the fraction

• Multiply as normal fractions

• Convert back to a mixed number

• Add the fractions

Tags

CCSS.5.NF.B.6

What is the mixed number form of 27/2?

• 13 1/2

• 13 2/3

• 14 1/2

• 12 1/2