Introduction to Fractions

Introduction to Fractions Kristi Walker 4th Grade

Vocabulary: Fraction Numerator Denominator

A part of a whole number. Example: 1/2 Note: A fraction can be written like 1/2 or like 1 . Both mean the same thing! Fraction: 2

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. Denominator:

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. Numerator:

3 = the number of parts 4 = the whole Parts of a Fraction

3 = numerator 4 = denominator Parts of a Fraction

3 4 = denominator Which number is circled?

3 = numerator 4 Which number is circled?

3 4 What fraction of the balls are red?

4 6 What fraction of the rectangle is red?

2 6 What fraction of the rectangle is red?

4 4 What fraction of the pie is red?

3 4 What fraction of the pie is red?

2 5 What fraction of the musical instruments have strings?

3 5 What fraction of the fish have stripes?

1 3 What fraction of the arrowshit the bullseye?

3 10 What fraction of the pins areknocked down?

2 1/2 1/2 How many halves are in a whole?

1/4 1/4 1/4 1/4 4 How many quarters 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 whole?

1/8 1/8 2 1/4 How many eighths are in a quarter?

1/8 1/8 1/8 1/8 4 1/2 How many eighths are in a half?

1/4 2 1/2 1/4 How many quarters are in a half?

1/3 1/3 3 1/3 How many thirds are in a whole?

1/6 1/6 6 1/6 1/6 How many sixths are in a whole? 1/6 1/6

1/6 2 1/6 How many sixths are in a third? 1/3

1/6 3 1/6 1/2 How many sixths are in a half? 1/6

1/5 1/5 5 1/5 1/5 How many fifths are in a whole? 1/5

1/10 1/10 1/10 1/10 10 1/10 1/10 1/10 How many tenths are in a whole? 1/10 1/10 1/10

1/10 1/10 2 1/5 How many tenths are in a fifth?

1/10 1/10 5 1/10 1/2 1/10 How many tenths are in a half? 1/10

Introduction to Fractions