Fraction Operations

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 multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) * (c/d) = (a*c)/(b*d).

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 an improper fraction to a mixed number?

Back

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

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share, used to add or subtract fractions.

Front

How do you add fractions with different denominators?

Back

Find the least common denominator (LCD), convert the fractions to equivalent fractions with the LCD, then add the numerators.

Front

What is the process for subtracting fractions?

Back

Similar to addition, find the least common denominator, convert the fractions, and then subtract the numerators.

Front

How do you convert hours to minutes?

Back

Multiply the number of hours by 60. For example, 2 hours = 2 * 60 = 120 minutes.

Front

What is the formula to find the total time spent on activities?

Back

Add the time spent on each activity together. For example, if you spend 1/2 hour and 1/3 hour, convert to a common denominator and add.

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator, such as 3/4.