3.FR.1.2

Front

What is a fraction?

Back

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

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number in a fraction. It represents how many parts of the whole are being considered.

Front

What does the denominator in a fraction represent?

Back

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

Front

If there are 8 triangles in total and 5 are black, what fraction represents the black triangles?

Back

5/8

Front

What is the fraction that represents the whole when there are 8 parts?

Back

8/8

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, you add the numerators and keep the denominator the same. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Front

How do you find a common denominator for two fractions?

Back

To find a common denominator, you can multiply the denominators together or find the least common multiple (LCM) of the denominators.

Front

What is the sum of 1/4 added 9 times?

Back

The sum is 9/4.

Front

If you have 3/4 of a pizza and you eat 1/4, how much pizza is left?

Back

You have 2/4 or 1/2 of the pizza left.

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, even though the numbers are different. For example, 1/2 and 2/4 are equivalent fractions.