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Understanding Rates and Unit Rates in Math

Learn how to calculate rates and unit rates in mathematics. Discover how ratios are converted to unit rates and practice examples to master this important concept. From comparing quantities to finding words typed per minute, our course will help you grasp the fundamentals. Join now and improve your math skills!

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Understanding Rates and Unit Rates in Math

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  1. 5-2 Rates, and Unit Rates Course 3

  2. Vocabulary rate unit rate

  3. A rate is a comparison of two quantities that have different units. 90 3 Ratio: Read as “90 miles per 3 hours.” 90 miles 3 hours Rate:

  4. 90 3 The ratio can be simplified by dividing: Unit rates are rates in which the second quantity is 1. 90 3 30 1 = 30 miles, 1 hour unit rate: or 30 mi/h

  5. 30 words minute 1 2 30 words • 2 minute • 2 1 2 Additional Example 1: Finding Unit Rates Fred can type 30 words in half a minute. How many words can he type in 1 minute? Write a rate. Multiply to find words per minute. 60 words 1 minute = Fred can type 60 words in one minute.

  6. Check It Out: Example 1 Penelope can type 90 words in 2 minutes. How many words can she type in 1 minute? 90 words 2 minutes Write a rate. Divide to find words per minute. 90 words ÷ 2 2 minutes ÷ 2 45 words 1 minute = Penelope can type 45 words in one minute.

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