Exploring Mixed Numbers and Improper Fractions

The video tutorial introduces fourth graders to mixed numbers and improper fractions, explaining that improper fractions have numerators larger than denominators. It provides examples and methods for converting between mixed numbers and improper fractions. The tutorial includes three examples: a pie fraction problem, converting mixed numbers to improper fractions, and converting improper fractions to mixed numbers. The video concludes with guided practice to reinforce the concepts learned.

What defines an improper fraction?

• Denominator is greater than the numerator

• Numerator is greater than the denominator

• Numerator is equal to the denominator

• Fraction that cannot be simplified further

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

How can a mixed number be represented?

• Only as a whole number

• As a sum of its parts

• As an improper fraction

• Cannot be converted to fractions

Which of the following is a correct representation of an improper fraction?

• 1/1

• 2/2

• 3/4

• 4/3

Tags

CCSS.3.G.A.2

In the pie example, what fraction of the pie was left over?

• 1 and 2/5

• 7/5

• 1/5

• 2/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do you convert 1 and 3/8 to an improper fraction?

• Multiply 8 by 1 and add 3

• Divide 3 by 8 and add 1

• Add 1 to 3/8 directly

• None of the above

What is the result of converting 1 and 3/8 to an improper fraction?

• 3/8

• 1/11

• 11/8

• 8/3

What method can be used to convert a mixed number to an improper fraction?

• Addition of numerators

• Division of the whole number by the fraction

• Subtraction of denominators

• Multiplication and addition of terms

How is 9/4 represented as a mixed number?

• 2 and 1/4

• 4 and 1/9

• 9 and 1/4

• 1 and 4/9

What is the mixed number for the shaded model if the denominator is 6?

• 1 and 5/6

• 1 and 3/6

• 1 and 2/6

• 1 and 4/6

Tags

CCSS.3.G.A.2

What is the improper fraction for the shaded model with 10 parts shaded?

• 10/6

• 6/10

• 5/10

• 10/5

Tags

CCSS.3.G.A.2