Complex Fractions and Unit Rates Review

Front

What is a complex fraction?

Back

A complex fraction is a fraction that has a fraction in the numerator, denominator, or both.

Front

How do you convert a complex fraction to a simple fraction?

Back

To convert a complex fraction to a simple fraction, find a common denominator for the fractions in the numerator and denominator, then simplify.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something.

Front

How do you find the unit rate from a given quantity?

Back

To find the unit rate, divide the quantity by the number of units.

Front

If a recipe requires 2/3 cup of an ingredient for 1/3 of the recipe, how much is needed for the whole recipe?

Back

You would multiply 2/3 by 3, resulting in 2 cups needed for the whole recipe.

Front

How many servings are in a container if it holds 18 3/4 cups and each serving is 1/3 cup?

Back

To find the number of servings, divide 18 3/4 by 1/3, which equals 56 servings.

Front

What is the first step in simplifying a complex fraction?

Back

The first step is to identify the fractions in the numerator and denominator.

Front

How do you compare two prices to determine the better deal?

Back

Calculate the unit price for each item by dividing the price by the weight or quantity, then compare the unit prices.

Front

What is the unit price of Oreos if they cost $2.98 for 15 oz?

Back

The unit price is $2.98 / 15 oz = $0.1987 per oz.

Front

What is the unit price of Chips Ahoy if they cost $2.50 for 14 oz?

Back

The unit price is $2.50 / 14 oz = $0.1786 per oz.