Convert Customary Measurements

Convert Customary Measurements

Learning Target: I can use ratio reasoning to convert between common units of measurement.

Open Ended

Entry Task: Write the measurement unit for each of the following abbreviations: gal. in. yd. qt.

Convert Customary Measurements

Learning Target: I can use ratio reasoning to convert between common units of measurement.

A unit ratio is a ratio in which the first quantity is compared to 1 unit of the second quantity.

For example, the unit ratio of inches to feet is 12:1

Multiple Choice

What unit ratio can you use to represent the relationship between feet and yards?

• 12:1

• 3:1

• 5,280:1

• 16:1

Multiple Choice

What unit ratio can you use to represent the relationship between feet to miles?

• 12:1

• 3:1

• 5,280:1

• 16:1

Multiple Choice

What unit ratio can you use to represent the relationship between pounds and tons?

• 8:1

• 2000:1

• 2:1

• 4:1

Multiple Choice

What unit ratio can you use to represent the relationship between ounces and cups?

• 8:1

• 2000:1

• 2:1

• 4:1

Multiple Choice

What unit ratio can you use to represent the relationship between cups and pints?

• 8:1

• 2000:1

• 2:1

• 4:1

Multiple Choice

What unit ratio can you use to represent the relationship between pints and quarts?

• 8:1

• 2000:1

• 2:1

• 4:1

Convert Larger Units to Smaller Units.

Review

Multiple Choice

How many fluid ounces are in 6 pints?

What is the first step?

Multiple Choice

How many fluid ounces are in 6 pints?

What is the second step?

Multiple Choice

How many fluid ounces are in 6 pints?

What is the third step?

Multiple Choice

How many fluid ounces are in 6 pints?

What is the fourth step?

Multiple Choice

How many fluid ounces are in 6 pints?

• 12

• 96

• 16

• 2

Convert Smaller Units to Larger Units.

Poll

Why is a bar diagram too difficult to use most of the time when converting smaller units to larger units.

• The numbers can be too big.

• The numbers can be too small.