3rd Grade - Fractions & Mixed Numbers

Front

What is a fraction?

Back

A fraction represents a part of a whole. It is written as two numbers separated by a slash, like 1/2.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, like 1 1/2.

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number in a fraction and represents how many parts we have.

Front

What does the denominator in a fraction represent?

Back

The denominator is the bottom number in a fraction and represents how many equal parts the whole is divided into.

Front

How do you add fractions with the same denominator?

Back

Add the numerators and keep the same denominator. For example, 1/4 + 2/4 = 3/4.

Front

How do you subtract fractions with the same denominator?

Back

Subtract the numerators and keep the same denominator. For example, 3/4 - 1/4 = 2/4.

Front

What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same value, like 1/2 and 2/4.

Front

How do you find a fraction of a shape?

Back

Count the shaded parts and divide by the total parts. For example, if 3 out of 10 parts are shaded, the fraction is 3/10.

Front

What is the fraction of a circle that is shaded?

Back

To find the fraction of a circle that is shaded, count the shaded sections and divide by the total sections.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the denominator. For example, 1 1/2 = (1*2 + 1)/2 = 3/2.