Mixed Numbers and Improper Fractions

The video tutorial explains how to perform division with mixed numbers by converting them into improper fractions and then rewriting the division as a multiplication problem using the reciprocal. Two examples are provided to demonstrate the process, including simplification techniques and converting results back into mixed numbers.

What is the first step in dividing mixed numbers?

• Convert them to decimals

• Rewrite them as improper fractions

• Subtract them

• Add them together

In the first example, what is the improper fraction form of two and one-half?

• 3/2

• 4/2

• 5/2

• 6/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the reciprocal of five-halves?

• 1/5

• 5/2

• 2/1

• 2/5

Tags

CCSS.4.NBT.B.6

Why can't we simplify the division problem directly?

• Because division is not allowed

• Because the numbers are too large

• Because there are no common factors

• Because it must be converted to multiplication first

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the result of multiplying eight over one by two-fifths?

• 10/5

• 16/10

• 16/5

• 8/5

How do you express sixteen-fifths as a mixed number?

• 2 and 1/5

• 3 and 1/5

• 4 and 1/5

• 3 and 2/5

In the second example, what is the improper fraction form of four and five-sixths?

• 30/6

• 29/6

• 24/6

• 25/6

Tags

CCSS.4.OA.B.4

What common factor do four and six share in the second example?

• 2

• 4

• 5

• 3

Tags

CCSS.5.NF.B.6

What is the simplified product of twenty-nine sixths times four-elevenths?

• 58/11

• 29/33

• 58/33

• 29/11

How is fifty-eight thirty-thirds expressed as a mixed number?

• 1 and 25/33

• 2 and 25/33

• 1 and 24/33

• 2 and 24/33