Unit 2 Review Flashcardizz

Front

How do you divide a fraction by a whole number?

Back

To divide a fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, 5/6 divided by 3 is calculated as 5/(6*3) = 5/18.

Front

What is the process to find the amount in each container when distributing a total?

Back

To find the amount in each container, divide the total amount by the number of containers. For example, 5 3/4 cups of stew divided by 5 containers equals 1 3/20 cups per container.

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator. For example, 2 1/4 = (2*4 + 1)/4 = 9/4.

Front

What is the definition of 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 simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD). For example, 8/12 can be simplified to 2/3.

Front

What is the definition of a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 3 1/2.

Front

How do you find the total amount of material needed for multiple items?

Back

To find the total amount of material needed, multiply the amount needed for one item by the number of items. For example, if each scarf needs 2 1/4 yards and you want to make 3 scarves, you calculate 2 1/4 * 3.

Front

What is the result of dividing a fraction by another fraction?

Back

To divide a fraction by another fraction, multiply the first fraction by the reciprocal of the second fraction. For example, 5/8 divided by 4 is 5/8 * 1/4 = 5/32.

Front

What is the definition of a denominator?

Back

The denominator is the bottom part of a fraction that indicates how many equal parts the whole is divided into.

Front

What is the definition of a numerator?

Back

The numerator is the top part of a fraction that indicates how many parts are being considered.