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Introduction to Fractions

- Kristi Walker

4th Grade

Vocabulary

- Fraction
- Numerator
- Denominator

Fraction

- A part of a whole number.
- Example 1/2

Denominator

- In a fraction, the denominator is the number

below the line. It shows how many equal parts the

whole is divided into. - Example 2/3
- The denominator is 3.

Numerator

- In a fraction, the numerator is the number above

the line. It shows how many parts of the

denominator are taken. - Example 2/3
- The numerator is 2.

Parts of a Fraction

3

the number of parts

4

the whole

Parts of a Fraction

3

numerator

4

denominator

Which number is circled?

3

4

denominator

Which number is circled?

3

numerator

4

What fraction of the balls are red?

3

4

What fraction of the balls are red?

1

4

What fraction of the balls are red?

1

6

What fraction of the balls are red?

4

6

What fraction of the rectangle is red?

4

6

What fraction of the rectangle is red?

2

6

What fraction of the pie is red?

4

4

What fraction of the pie is red?

3

4

What fraction of the musical instruments have

strings?

2

5

What fraction of the fish have stripes?

3

5

What fraction of the arrowshit the bullseye?

1

3

What fraction of the pins areknocked down?

3

10

How many halves are in a whole?

2

1/2 1/2

How many quarters are in a whole?

1/4 1/4 1/4 1/4

4

How many eighths are in a whole?

1/8 1/8 1/8 1/8

8

1/8 1/8 1/8 1/8

How many eighths are in a quarter?

1/8 1/8

2

1/4

How many eighths are in a half?

1/8 1/8 1/8 1/8

4

1/2

How many quarters are in a half?

1/4

2

1/2

1/4

How many thirds are in a whole?

1/3

1/3

3

1/3

How many sixths are in a whole?

1/6

1/6

6

1/6

1/6

1/6

1/6

How many sixths are in a third?

1/6

2

1/6

1/3

How many sixths are in a half?

1/6

3

1/2

1/6

1/6

How many fifths are in a whole?

1/5

1/5

5

1/5

1/5

1/5

How many tenths are in a whole?

1/10

1/10

1/10

1/10

10

1/10

1/10

1/10

1/10

1/10

1/10

How many tenths are in a fifth?

1/10

1/10

2

1/5

How many tenths are in a half?

1/10

1/10

5

1/10

1/2

1/10

1/10