Pizza fractions

Post on 04-Jul-2015

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Transcript of Pizza fractions

Mamma Mia! Exploring Equivalent

Fractions with PIZZA!

Equivalent fractions have the

same value, even though they

may look different.

Equivalent fractions

represent the same part of a

whole, as long as the whole is

the same size.

An example

two fourthsone half

A nonexample

two fourthsone third

A nonexample

two fourthsone third

So, which would you rather

have?

two fourths of a large pizza?one third of a large pizza?

So, which would you rather

have?

two sixths of a large pizza?one third of a large pizza?

So, which would you rather

have?

Half of a large pizza?Half of a small pizza?

The sizes of the wholes are

not congruent, so the

fractions are not equivalent.

Half of a large pizza?Half of a small pizza?

Apply your knowledge: Joey

ate 2/6 of a small pizza. Jamie

ate 1/3 of a small pizza. Who

are the most? Explain your

answer.

Apply your knowledge: Joey

ate 1/2 of a medium pizza.

Jamie ate 3/4 of a medium

pizza. Who are the most?

Explain your answer.

Apply your knowledge: Write

your own pizza fractions

word problem and have your

partner solve it! Be sure to

make them prove their

answer.