Fraction Operations

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 different denominators?

Back

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

Front

What is the area of a rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width.

Front

Convert the mixed number 3 1/4 into an improper fraction.

Back

3 1/4 = 13/4.

Front

What is the product of two fractions?

Back

To find the product of two fractions, multiply the numerators together and the denominators together.

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

What is the weight of glycerin in a bar of soap that weighs 3.8 ounces if glycerin makes up 0.4 of the weight?

Back

The weight of glycerin is 1.52 ounces.

Front

What is the sum of 3/7 and 1/4?

Back

3/7 + 1/4 = 19/28.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, used to add or subtract them.

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators and multiply the denominators.