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RATES

RATES. Example. Mrs. Dobinski rode her bicycle 10 miles in 1 hour. She traveled at a rate of 10 miles per hour , or 10 mph . This rate describes the distance Mrs. Dobinski traveled and the time it took her. Can you think of other examples of rates?. TYPING SPEED Words per minute

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RATES

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  1. RATES

  2. Example • Mrs. Dobinski rode her bicycle 10 miles in 1 hour. She traveled at a rate of 10 miles per hour, or 10 mph. This rate describes the distance Mrs. Dobinski traveled and the time it took her.

  3. Can you think of other examples of rates?

  4. TYPING SPEED Words per minute 50 words per minute Everyday examples of rates

  5. PRICE Price per pound $6.99 per pound Everyday examples of rates

  6. SCORING AVERAGE Points per game 3 points per game Everyday examples of rates

  7. EXCHANGE RATE Cents per dollar 17 cents per dollar Everyday examples of rates

  8. Ratios A ______ is a comparison of two items that are measured using the same unit of measure. Examples: - Boys to Girls (unit of measure = people) - Hours of HW to Hours of TV - Potato Chips you eat to Potato Chips Mr. Nowak eats - Your turn to think of one… discuss at your table

  9. Rates vs. Ratios Rates and ratios are like identical twins. They look exactly the same, they are solved the same exact way, but there is one major difference. The difference we care about is the unit of measure… Same Unit = Ratio Different Unit = Rate

  10. Rates vs. Ratios • Can you figure out which of the following is a rate?Which is a ratio? • Cards Up to Cards Down • Shots Made to Shots Missed • Miles per Hour • Calories per Serving • Students in Band to Students in 6th Grade • SO WHAT IS THE DIFFERENCE?

  11. Let's make a rate table • A computer prints 70 pages in 2 minutes. At this rate, how many pages will the computer print in 5 minutes?

  12. Rate Table Explain in words what this table is showing.

  13. Let's make a rate table • Anevay trains at an indoor track during the winter. She can run 24 laps in 8 minutes. At this rate, how many laps can she run in 12 minutes?

  14. Journal 2 Activity • Open your journal to page 279

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