Lesson 4 Converting Units

Multiple Choice

What is the value of 3/8 of 32?

• 12

• 8

• 16

• 10

Multiple Choice

Why did Elena’s mom get pulled over for speeding even though she was driving 75 miles per hour?

• The speed limit was in kilometers per hour, not miles per hour.

• She was driving faster than 80 miles per hour.

• The speed limit was 75 miles per hour.

• She was driving outside the United States.

Multiple Choice

If the speed limit is 80 kilometers per hour, what is the approximate speed limit in miles per hour?

• 50 miles per hour

• 60 miles per hour

• 40 miles per hour

• 100 miles per hour

Fill in the Blanks

8 kilometers is approximately

miles.

Open Ended

Explain how you would determine if Elena’s mom was speeding, given the speed limit in kilometers per hour and her speed in miles per hour.

Fill in the Blanks

For every 10 kilograms, there are

pounds.

Multiple Choice

A veterinarian needs to prescribe medicine for an animal that weighs 44 pounds. How many kilograms does the animal weigh?

• 20 kilograms

• 22 kilograms

• 10 kilograms

• 44 kilograms

Multiple Select

Which of the following are correct equivalent ratios for converting inches to centimeters?

• 100 in : 254 cm

• 1 in : 2.54 cm

• 20 in : 50.8 cm

• 10 in : 25.4 cm

Open Ended

Explain how you can use equivalent ratios to convert measurements from inches to centimeters using the information provided in the summary and table.

Multiple Choice

What is the equivalent length in centimeters for 20 inches, based on the double number line and table shown?

• 50.8 cm

• 101.6 cm

• 254 cm

• 20 cm

Fill in the Blanks

Priya bought a sweater for 510 pesos. How many dollars did the sweater cost?

Fill in the Blanks

How many milliliters are in 3 gallons?

Open Ended

Lin wants to convert 6 quarts to gallons but is unsure whether to multiply or divide by 4. What should she do, and why?

Multiple Choice

Identify whether each unit measures length, volume, or weight (or mass).

• Mile - Length, Cup - Volume, Pound - Weight, Centimeter - Length, Liter - Volume, Gram - Weight, Pint - Volume, Yard - Length, Kilogram - Weight, Teaspoon - Volume, Milliliter - Volume

• Mile - Volume, Cup - Weight, Pound - Length, Centimeter - Volume, Liter - Weight, Gram - Volume, Pint - Length, Yard - Weight, Kilogram - Volume, Teaspoon - Length, Milliliter - Weight

• Mile - Weight, Cup - Length, Pound - Volume, Centimeter - Weight, Liter - Length, Gram - Volume, Pint - Weight, Yard - Volume, Kilogram - Length, Teaspoon - Weight, Milliliter - Length

• Mile - Volume, Cup - Length, Pound - Volume, Centimeter - Weight, Liter - Weight, Gram - Length, Pint - Weight, Yard - Volume, Kilogram - Length, Teaspoon - Weight, Milliliter - Length

Open Ended

How many ounces of almonds would be in a one-pound bag of this trail mix? Explain or show your reasoning.

Fill in the Blanks

An ant can travel at a constant speed of 980 inches every 5 minutes. How far does the ant travel in 1 minute?

Fill in the Blanks

Fill in the blank: To find 1/4 of 32, you need to divide 32 by

.

Open Ended

How can you use equivalent ratios to convert measurements from one unit to another?