Unit Rate with Tables, Graphs, and Equations

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. It is often used to determine the cost per item or the efficiency of a product.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit price of an item?

Back

To calculate the unit price, divide the total price of the item by the total weight or quantity. For example, if a 10-pound watermelon costs $3.90, the unit price is $3.90 ÷ 10 = $0.39 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of a 13-ounce box of cereal that costs $3.99?

Back

To find the unit price, divide the total cost by the number of ounces: $3.99 ÷ 13 = approximately $0.31 per ounce.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert a price per weight to a price per unit?

Back

To convert a price per weight to a price per unit, divide the total price by the total weight and then multiply by the desired unit weight.

Tags

CCSS.6.RP.A.3B

Front

What is the formula for calculating miles per gallon (MPG)?

Back

The formula for calculating miles per gallon is: MPG = Total miles driven ÷ Total gallons of fuel used.

Tags

CCSS.6.RP.A.3B

Front

If a motorcycle gets 55 miles per gallon, how far can it travel on 3 gallons of gas?

Back

If a motorcycle gets 55 miles per gallon, it can travel 55 miles/gallon × 3 gallons = 165 miles.

Tags

CCSS.6.RP.A.3B

Front

What is the significance of comparing unit rates when shopping?

Back

Comparing unit rates helps consumers determine which product offers the best value for money, allowing them to make informed purchasing decisions.

Tags

CCSS.6.RP.A.3B

Front

How do you find the better buy between two products with different sizes and prices?

Back

Calculate the unit price for each product by dividing the price by the size (e.g., ounces or pounds) and compare the unit prices to see which is lower.

Tags

CCSS.6.RP.A.3B

Front

What is the unit rate of a 10-ounce box of cereal that costs $2.79?

Back

To find the unit rate, divide the total cost by the number of ounces: $2.79 ÷ 10 = $0.28 per ounce.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Why is it important to understand unit rates in real-life situations?

Back

Understanding unit rates is important because it allows individuals to make cost-effective decisions in purchasing, budgeting, and evaluating efficiency.

Tags

CCSS.6.RP.A.3B