Adding and Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

What does it mean to add fractions?

Back

Adding fractions involves combining the parts represented by the fractions. To add fractions with different denominators, find a common denominator first.

Front

What is the process to subtract fractions?

Back

To subtract fractions, ensure they have the same denominator. If not, find a common denominator, then subtract the numerators.

Front

What is the Least Common Denominator (LCD)?

Back

The Least Common Denominator is the smallest number that can be used as a common denominator for two or more fractions.

Front

How do you find the LCD of 2/3 and 1/2?

Back

The LCD of 2/3 and 1/2 is 6.

Front

What is the sum of 3/4 and 1/4?

Back

The sum of 3/4 and 1/4 is 1 or 4/4.

Front

If Daniel crawled 1/2 yard and the spider crawled 1/6 yard, how much farther did the beetle crawl?

Back

The beetle crawled 1/3 yard farther than the spider.

Front

What is 15/16 - 12/16?

Back

15/16 - 12/16 equals 3/16.

Front

Sally ran 1/3 mile and swam 5/6 mile. How much farther did she swim?

Back

Sally swam 1/2 mile farther than she ran.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.