Fraction Operations and Common Denominators

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 find a common denominator?

Back

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

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share.

Front

How do you subtract fractions with different denominators?

Back

To subtract fractions with different denominators, first find a common denominator, convert the fractions, and then subtract the numerators.

Front

What is the process to add fractions?

Back

To add fractions, ensure they have a common denominator, then add the numerators and keep the common denominator.

Front

What is 4/5 - 1/20?

Back

15/20

Front

What is 30 is 1/10 of?

Back

300

Front

What is the least common denominator of 1/9 and 2/3?

Back

9

Front

What is 3/5 - 5/10?

Back

1/10

Front

What is 2 9/10 + 6 1/3?

Back

9 7/30