Comparing Pizza Portions and Fractions

The video tutorial presents a problem involving two friends, Josh and Chase, who eat different portions of two large pizzas. Josh eats three-fifths of a pepperoni pizza, while Chase eats two-thirds of a sausage pizza. The tutorial guides viewers through visualizing these portions using figures and explains how to make the pizza pieces the same size for an accurate comparison. By converting the fractions to a common denominator, it is determined that Chase ate more pizza, as ten-fifteenths is greater than nine-fifteenths.

What is the main problem discussed in the video?

• The history of pizza

• How to make a pizza

• Comparing the amount of pizza eaten by two friends

• Ordering pizza online

Tags

CCSS.RI.5.7

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RL.5.7

CCSS.RL.7.7

Which type of pizza did Josh eat?

• Cheese

• Pepperoni

• Sausage

• Vegetarian

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CCSS.2.G.A.3

How is the pizza portion eaten by Josh represented visually?

• By shading one-fourth of a triangle

• By shading half of a square

• By shading three-fifths of a rectangle

• By shading two-thirds of a circle

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CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Why is it initially unclear who ate more pizza?

• The pizzas are different sizes

• The pieces are not the same size

• The toppings are different

• The pizzas are not fully eaten

Tags

CCSS.1.G.A.3

What method is used to make the pizza pieces the same size?

• Cutting the pizzas into quarters

• Dividing the pizzas into equal parts

• Using a pizza cutter

• Measuring with a ruler

Tags

CCSS.1.G.A.3

How many equally sized pieces is the pizza divided into after equalizing?

• Twelve

• Twenty

• Fifteen

• Ten

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CCSS.4.NF.A.1

CCSS.5.NF.B.5B

What fraction of the pizza did Josh eat after equalizing the pieces?

• Eight-fifteenths

• Ten-fifteenths

• Seven-fifteenths

• Nine-fifteenths

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CCSS.4.NF.B.3A

What fraction of the pizza did Chase eat after equalizing the pieces?

• Nine-fifteenths

• Ten-fifteenths

• Twelve-fifteenths

• Eleven-fifteenths

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CCSS.3.NF.A.3D

Who ate more pizza?

• Josh

• Chase

• Neither ate any pizza

• Both ate the same amount

Tags

CCSS.3.NF.A.3D

Why did Chase eat more pizza?

• Because he had a larger pizza

• Because he ate faster

• Because he was hungrier

• Because ten-fifteenths is greater than nine-fifteenths

Tags

CCSS.3.NF.A.3D