Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ... Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

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12.07.2015 Views

7–3EXAMPLES Write a Decimal as a PercentWrite each decimal as a percent.KEY CONCEPTSDecimal as Percent Towrite a decimal as apercent, write thedecimal as a fractionwhose denominator is100. Then write thefraction as a percent.0.440.44 =__ 44Write 44 hundredths as a fraction.= Write the fraction as a percent.1.81811.81 = 1 __ Write 1 and 81 hundredths as amixed number.= Write the mixed number as animproper fraction.= Write the fraction as a percent.Check Your Progressa. 0.82 b. 1.68Write each decimal as a percent.HOMEWORKASSIGNMENTPage(s):Exercises:EXAMPLECULTURE In 2000, about 0.32 of Texas’ population wasHispanic. Write 0.32 as a percent.0.32 = Write 32 hundredths as a fraction.= Write the fraction as a percent.Check Your Progress GASES The atmosphere iscomposed of gases. About 0.78 of the atmosphere is nitrogen.Write 0.78 as a percent.Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.178 Math Connects, Course 1

7–4ProbabilityMAIN IDEA• Find and interpret theprobability of a simpleevent.BUILD YOUR VOCABULARY (pages 169–170)An outcome is a possibleof an experiment.A simple event is oneor a collection of®Write thedefinition of probabilityin your Foldable.outcomes.Probability is thethat some event will occur.Outcomes occur at random if each outcome islikely to occur.EXAMPLES Find ProbabilityThere are six equally likely outcomes onthe spinner shown.Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.Find the probability of landing on 1.number ofP(1) ==outcomes_______number ofoutcomesThe probability of landing on 1 is .Find the probability of landing on 2 or 4.P(2 or 4) =______number of favorable outcomesnumber of possible outcomes= or Simplify.The probability of landing on 2 or 4 is .Math Connects, Course 1 179

7–4ProbabilityMAIN IDEA• Find and interpret theprobability of a simpleevent.BUILD YOUR VOCABULARY (pages 169–170)An outcome is a possibleof an experiment.A simple event is oneor a collection of®Write thedefinition of probabilityin your Foldable.outcomes.Probability is thethat some event will occur.Outcomes occur at random if each outcome islikely to occur.EXAMPLES Find ProbabilityThere are six equally likely outcomes onthe spinner shown.Copyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.Find the probability of landing on 1.number ofP(1) ==outcomes_______number ofoutcomesThe probability of landing on 1 is .Find the probability of landing on 2 or 4.P(2 or 4) =______number of favorable outcomesnumber of possible outcomes= or Simplify.The probability of landing on 2 or 4 is .Math Connects, Course 1 179

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