Fractions of a Set introduction

Front

What is a fraction?

Back

A fraction is a way to show a part of a whole. It has two numbers: the top number (numerator) shows how many parts we have, and the bottom number (denominator) shows how many equal parts the whole is divided into.

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CCSS.3.NF.A.2B

Front

What does the numerator represent in a fraction?

Back

The numerator is the top number in a fraction. It tells how many parts we have.

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Front

What does the denominator represent in a fraction?

Back

The denominator is the bottom number in a fraction. It tells how many equal parts the whole is divided into.

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CCSS.3.NF.A.1

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Front

If Silvia has 10 dresses and half are red, how many red dresses does she have?

Back

5 red dresses.

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CCSS.3.OA.A.3

Front

What fraction represents half of a set?

Back

1/2.

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CCSS.1.G.A.3

Front

If there are 16 cupcakes and 4 are pink, what fraction of the cupcakes are pink?

Back

4/16.

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Front

What is the fraction of shaded strawberries if 3 out of 5 are shaded?

Back

3/5.

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Front

If there are 5 blue marbles out of 10 total marbles, what fraction represents the blue marbles?

Back

1/2.

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Front

What is the fraction of cups shaded in if 3 out of 6 cups are shaded?

Back

3/6.

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CCSS.3.NF.A.2B

Front

How do you simplify the fraction 3/6?

Back

3/6 simplifies to 1/2.