Second Grade Fractions

Front

What is a fraction?

Back

A fraction is a way to show a part of a whole. It has a top number (numerator) and a bottom number (denominator).

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, shows 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, shows how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you say the fraction 1/2?

Back

One half.

Tags

CCSS.1.G.A.3

Front

How do you say the fraction 1/3?

Back

One third.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

How do you say the fraction 1/4?

Back

One fourth or one quarter.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

What is one half of a pizza?

Back

One half of a pizza means the pizza is divided into 2 equal parts, and you have 1 of those parts.

Tags

CCSS.1.G.A.3

Front

What is one third of a cake?

Back

One third of a cake means the cake is divided into 3 equal parts, and you have 1 of those parts.

Tags

CCSS.2.G.A.3

Front

What does it mean for a shape to be divided equally?

Back

It means that all parts are the same size and shape.

Tags

CCSS.3.G.A.2

Front

How can you check if a shape is divided into equal parts?

Back

You can count the number of boxes in each part to see if they are equal.

Tags

CCSS.3.G.A.2