Introduction to Rates

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# Introduction to Rates - PowerPoint PPT Presentation

Introduction to Rates. What is a RATE?. A rate is a ratio that compares two quantities measured in different units. The unit rate is the rate for one unit of a given quantity. Unit rates have a denominator of 1. RATES.

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## Introduction to Rates

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Presentation Transcript
1. Introduction to Rates

2. What is a RATE? A rate is a ratio that compares two quantities measured in different units. The unit rate is the rate for one unit of a given quantity. Unit rates have a denominator of 1.

3. RATES IF YOU’VE EVER NOTICED A SPEED LIMIT SIGN, THEN YOU HAVE SEEN AN EXAMPLE OF ARATE.

4. RATES *RATE: a ratio measured in two DIFFERENT units Examples: Miles / Hour Words / Minute

5. Examples Rate: 150 heartbeats 2 minutes **To find the UNIT RATE, you need to find out How many heartbeats there are in ONLY 1 MINUTE Unit Rate (Divide to get it): 150 = ____ 2 Heartbeats Heartbeats Minutes Minute

6. Examples Rate: 360 gallons of milk 5 hours **To find the UNIT RATE, you need to find out How many Gallons of Milk were made in ONLY 1 HOUR Unit Rate (Divide to get it): 360= ____ 5 Gallons of Milk G of M Hours Hour

7. Examples Rate: 217 Dollars 8 hours **To find the UNIT RATE, you need to find out How many dollars were made in ONLY 1 HOUR Unit Rate (Divide to get it): 217= ____ 8 Money Money Hours Hour

8. Examples Rate: 845 miles 12 hours **To find the UNIT RATE, you need to find out How many dollars were made in ONLY 1 HOUR Unit Rate (Divide to get it): 845= ____ 12 miles miles Hours Hour

9. Ticket Out Find the UNIT RATE of EACH: • 45 pounds 15 months 1 month 2. 24 donuts 15 minutes 1 minute 3. 208 pages read 5 days 1 day = = =