Comparing Unit Fractions with Visuals

The video tutorial for third graders explains how to compare unit fractions using less than or greater than symbols. It begins by defining a unit fraction as a fraction with a numerator of one and explains that a larger denominator means a smaller fraction. The tutorial uses visual models to compare fractions like 1/2 and 1/5, and 1/6 and 1/4, demonstrating how to determine which fraction is greater or smaller. The key takeaway is that when comparing unit fractions, the fraction with the smaller denominator is greater.

What is a unit fraction?

• A fraction with a numerator of 1

• A fraction with a denominator of 1

• A fraction where the numerator equals the denominator

• A fraction with a numerator of 0

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CCSS.5.NF.B.3

If a fraction is divided into more parts, what happens to the size of each part?

• It becomes larger

• It doubles in size

• It stays the same

• It becomes smaller

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CCSS.4.NF.A.2

How do we compare two fractions to find out which is greater?

• By comparing their denominators

• By adding them together

• By comparing their numerators

• By using the same size model for both

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CCSS.3.NF.A.3D

Which fraction is greater: 1/2 or 1/5?

• Cannot be determined

• Both are equal

• 1/5

• 1/2

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CCSS.3.NF.A.3D

Which fraction is lesser: 1/6 or 1/4?

• 1/6

• 1/4

• Both are equal

• Cannot be determined

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CCSS.4.NF.A.2

What symbol do we use to show that one fraction is greater than another?

• The plus sign (+)

• The equal sign (=)

• The greater than symbol (>)

• The minus sign (-)

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CCSS.4.NF.A.2

Why do we use a model to compare fractions?

• To ensure we are comparing the same whole

• To practice drawing

• To make them easier to add

• To find their decimal equivalents

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What does a larger denominator in a unit fraction indicate about its size?

• The fraction is larger

• The fraction is smaller

• The fraction is equal to 1

• The size of the fraction cannot be determined

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CCSS.3.NF.A.3D

When comparing unit fractions with a numerator of 1, what should you look at to determine which is greater?

• The difference between the numerator and denominator

• The sum of the numerator and denominator

• The denominator

• The numerator

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CCSS.3.NF.A.3D

If two fractions have the same numerator, how do we decide which one is greater?

• By subtracting them

• By adding them

• By looking at the denominator

• By dividing them

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CCSS.3.NF.A.3D