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Module 3 Lesson 3 & 4 merged.notebook 1 January 29, 2014 Homework Review Lesson 1 #1a, 5, 6, 7 & Lesson 2 1a

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  • 1. Module3Lesson3&4merged.notebookJanuary29,2014Homework Review Lesson 1 #1a, 5, 6, 7 & Lesson 2 1a1

2. Module3Lesson3&4merged.notebookJanuary29,20142 3. Module3Lesson3&4merged.notebookJanuary29,20143 4. Module3Lesson3&4merged.notebookJanuary29,2014MODULE3RaonalNumbers TopicA:UnderstandingPosiveandNegaveNumbersonthe NumberLineLesson3:RealWorldPosiveandNegaveNumbersandZero Lesson4:TheOppositeofaNumber StudentOutcomes Studentsuseposiveandnegavenumberstoindicateachange(gainorloss)inelevaonwithaxedreferencepoint,temperature,andthebalanceinabankaccount.Studentsusevocabularypreciselywhendescribingandrepresenngsituaonsinvolvingintegers;forinstance,anelevaonof10feetisthesameas10feetbelowthexedreferencepoint.Studentswillchooseanappropriatescaleforthenumberlinewhengivenasetofposiveandnegavenumberstograph.StudentOutcomes Studentsunderstandthateachnonzerointeger,a,hasanopposite,denoteda;andthataandaareoppositesiftheyareonoppositesidesofzeroandarethesamedistancefromzeroonthenumberliStudentsrecognizethenumberzeroisitsownopposite.Studentsunderstandthatsinceallcounngnumbersareposive,itisnotnecessarytoindicatesuchwithaplussign.4 5. Module3Lesson3&4merged.notebookJanuary29,2014Example1:ALookatSealLevel Thepicturebelowshowsthreedierentpeopleparcipanginacviesatthreedierentelevaons. Whatdoyouthinkthewordelevaon meansinthissituaon?5 6. Module3Lesson3&4merged.notebookJanuary29,2014Exercises ReferbacktoExample1.Usethefollowinginformaontoanswerthequesons. Thediveris30feetbelowsealevel. Thesailorisatsealevel. Thehikerismiles(10,560feet)abovesealevel. 1.Writeanintegertorepresenteachsituaon.6 7. Module3Lesson3&4merged.notebookJanuary29,20142. Useanappropriatescaletographeachofthefollowingsituaonsonthenumberlineto theright.Also,writeanintegertorepresentbothsituaons. a.Ahikeris15feetabovesealevel.b.Adiveris20feetbelowsealevel7 8. Module3Lesson3&4merged.notebookJanuary29,20143. Foreachstatementtherearetworelatedstatements:iandii.Determinewhichrelated statementisexpressedcorrectly(iandii),andcircleit.Thencorrecttheotherrelated statementsothatbothparts,iandii,arestatedcorrectly. a. Asubmarineissubmerged800feetbelowsealevel. i. Thedepthofthesubmarineis800feetbelowsealevel.ii. 800feetbelowsealevelcanberepresentedbytheinteger800.b. Theelevaonofacoralreefwithrespecttosealevelisgivenas250feet. i. Thecoralreefis250feetbelowsealevel.ii. Thedepthofthecoralreefis250feetbelowsealevel.8 9. Module3Lesson3&4merged.notebookLesson 4January29,2014EveryNumberhasanOppositeExample1:EveryNumberhasanOpposite Locatethenumber8anditsoppositeonthenumberline.Explainhowtheyarerelatedtozero.9 10. Module3Lesson3&4merged.notebookJanuary29,201410 11. Module3Lesson3&4merged.notebook2.January29,2014Locatetheoppositesofthenumbersonthenumberline. a.9b.2c.4d.711 12. Module3Lesson3&4merged.notebook3.January29,2014Writetheintegerthatrepresentstheoppositeofeachsituaon.Explainwhatzeromeansineachsituaon. a.100feetabovesealevel.b.32degreesbelowzero.c.Awithdrawalof$25.12 13. Module3Lesson3&4merged.notebookJanuary29,2014Example2:ARealWorldExample MariadecidestotakeawalkalongCentralAvenuetopurchaseabookatthebookstore.Onherway,shepassesthe FurryFriendsPetShopandgoesintolookforanewleashforherdog.TheFurryFriendsPetShopissevenblocks westofthebookstore.Aersheleavesthebookstore,sheheadseastforsevenblocksandstopsatRaysPetShopto seeifshecanndanewleashatabeerprice.Whichlocaons,ifany ,arethefurthestfromMariawhilesheisat thebookstore? Determineanappropriatescaleandmodelthesituaononthenumberlinebelow.Explainyouranswer.Whatdoeszerorepresentinthesituaon?13 14. Module3Lesson3&4merged.notebookJanuary29,2014Readeachsituaoncarefullyandanswerthequesons. 4. Onanumberline,locateandlabelacreditof$15andadebitforthesameamountfromabankaccount.What doeszerorepresentinthissituaon?5. Onanumberline,locateandlabel20Cbelowzeroand20Cabovezero.Whatdoeszerorepresentinthis situaon?6. Aprotonrepresentsaposivecharge.Writeanintegertorepresent5protons.Anelectronrepresentsa negavecharge.Writeanintegertorepresent3electrons.14 15. Module3Lesson3&4merged.notebookJanuary29,2014Closing Whatistherelaonshipbetweenanynumberanditsoppositewhenploedonanumberline? Anonzeronumberanditsoppositeareboththesamedistanceawayfromzeroonanumberline,but theyareonoppositesidesofzero.Howwouldyouusethisrelaonshiptolocatetheoppositeofagivennumberonthenumberline? Iwouldusethegivennumbertondthedistancefromzeroontheoppositeside.Willthisprocessworkwhenndingtheoppositeofzero? No,becausezeroisitsownopposite.Please take out your exit ticket for Lessons 3 & 4, close your binder, and complete the exit ticket. This will be collected.15