Fractions Basics

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

How do you compare fractions with different denominators?

Back

To compare fractions with different denominators, convert them to have a common denominator or convert them to decimal form.

Front

What does it mean to reduce a fraction?

Back

Reducing a fraction means simplifying it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/2.

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 the result over the original denominator.

Front

Convert the mixed number 2 3/4 to an improper fraction.

Back

2 3/4 = (2*4 + 3)/4 = 11/4.

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 9/4.

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

Front

Convert the improper fraction 9/4 to a mixed number.

Back

9/4 = 2 1/4.

Front

What is the least common denominator (LCD)?

Back

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