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Learn about rates in math and how they represent the relationship between two different quantities, using examples like miles per hour and dollars per pound. Rates help us understand how one type of thing relates to another. Explore fractions as a way to display rates.
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What have we been learning? By Alexis Messersmith
What is a rate? • A rate is a relationship between two amounts • Each quantity in a rate has a different unit: miles and hours: rate would be miles per hour also meaning mph • Dollars and pounds: rate would be dollars per pound • Rate tells how many of one type of thing there are for a certain type of another thing. • Example: speed/ pace • 60 miles per hour is a rate that says a distance of 60 miles is traveled for each hour of time • we often see the word “per” (50 miles per hour, 5 dollars per pound, 10 rainy days per month) • can be displayed in FRACTION