Warm Up Find each unit rate. 1. Jump rope 192 times in 6 minutes

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# Warm Up Find each unit rate. 1. Jump rope 192 times in 6 minutes - PowerPoint PPT Presentation

7-3. Analyze Units. Pre-Algebra. Warm Up Find each unit rate. 1. Jump rope 192 times in 6 minutes 2. Four pounds of bananas for \$2.36 3. 16 anchor bolts for \$18.56 4. 288 movies on 9 shelves. 32 jumps/min. \$0.59/lb. \$1.16/bolt. 32 movies/shelf.

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Presentation Transcript

7-3

Analyze Units

Pre-Algebra

Warm Up

Find each unit rate.

1. Jump rope 192 times in 6 minutes

2. Four pounds of bananas for \$2.36

3. 16 anchor bolts for \$18.56

4. 288 movies on 9 shelves

32 jumps/min

\$0.59/lb

\$1.16/bolt

32 movies/shelf

Vocabulary

conversion factor

• The conversion factor
• must introduce the unit desired in the answer and
• must cancel the original unit so that the unit desired is all that remains.

There are 3 feet in 1 yard.

There are 16 ounces in 1 pound.

Additional Example 1: Finding Conversion Factors

Find the appropriate factor for each conversion.

• A. feet to yards
• B. pounds to ounces

There are 60 seconds in 1 minute.

There are 24 hours in 1 day.

Try This: Example 1

Find the appropriate factor for each conversion.

A. minutes to seconds

B. hours to days

Lesson Quiz

Find the appropriate factor for each conversion.

1. kilograms to grams

2. pints to gallons

3. You drive 136 miles from your house to your aunt’s house at the lake. You use 8 gallons of gas. How many yards does your car get to the gallon?