Fractions of a Set introduction

Front

What is a fraction?

Back

A fraction represents a part of a whole. It is written as two numbers separated by a line, like 1/2, where the top number is the part and the bottom number is the whole.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the top number in a fraction represent?

Back

The top number, called the numerator, represents how many parts we have.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the bottom number in a fraction represent?

Back

The bottom number, called the denominator, represents the total number of equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

If I have 4 apples and I eat 1, what fraction of the apples do I have left?

Back

3/4 of the apples are left.

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What fraction of 8 is 4?

Back

4/8 or 1/2.

Tags

CCSS.5.NF.B.4A

Front

If there are 10 students in a class and 2 are wearing glasses, what fraction of the students are wearing glasses?

Back

2/10 or 1/5.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the fraction of a pizza if 3 out of 8 slices are eaten?

Back

5/8 of the pizza is left.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you simplify the fraction 4/8?

Back

You can simplify it to 1/2 by dividing both the numerator and denominator by 4.

Front

What is an equivalent fraction for 1/2?

Back

2/4 is an equivalent fraction for 1/2.

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CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

If a cake is cut into 6 equal pieces and 2 pieces are chocolate, what fraction of the cake is chocolate?

Back

2/6 or 1/3 of the cake is chocolate.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B