Understanding Fractions

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

CCSS.3.NF.A.1

Front

What does it mean for parts to be equal?

Back

Equal parts are pieces that are the same size. For example, if a pizza is cut into 4 equal slices, each slice is the same size.

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CCSS.1.G.A.3

Front

What is one half?

Back

One half means that something is divided into 2 equal parts, and we have 1 of those parts.

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CCSS.1.G.A.3

Front

How can we tell if a shape has equal parts?

Back

We can tell if a shape has equal parts by looking at the size of each part. If all parts are the same size, they are equal.

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CCSS.3.G.A.2

Front

What is the numerator in a fraction?

Back

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

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the denominator in a fraction?

Back

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

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

If a shape is divided into 4 equal parts, what fraction does each part represent?

Back

Each part represents one fourth (1/4) of the whole shape.

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CCSS.1.G.A.3

Front

What does it mean if a shape is divided into unequal parts?

Back

Unequal parts are pieces that are not the same size. For example, if a cake is cut into 3 pieces, and one piece is much bigger than the others, those parts are unequal.

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CCSS.1.G.A.3

Front

How many eighths make a whole?

Back

Eight eighths (8/8) make a whole.

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CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

If I have 2 out of 4 equal parts shaded, what fraction is shaded?

Back

The shaded fraction is two fourths (2/4), which can also be simplified to one half (1/2).

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CCSS.3.NF.A.2B

CCSS.3.NF.A.1