Adding Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

How do you add fractions with the same denominator?

Back

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

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators. For example, 1/3 + 1/4 = 4/12 + 3/12 = 7/12.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Front

What is the first step in adding 4/7 + 3/5?

Back

The first step is to find the least common denominator (LCD) of 7 and 5, which is 35.

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) is the smallest multiple that two or more numbers share.

Front

Add: 1/2 + 1/4

Back

1/2 + 1/4 = 2/4 + 1/4 = 3/4.

Front

Add: 2/3 + 1/6

Back

2/3 + 1/6 = 4/6 + 1/6 = 5/6.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 5/4.

Front

Convert the improper fraction 5/4 to a mixed number.

Back

5/4 can be converted to a mixed number as 1 1/4.