algebra 1 unit 3 systems of equations：1单元3的代数方程组

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1、6thGradeMathUnit1:Algebra(CommonCoreInvestigations)Enduringunderstanding(BigIdea):Studentswillunderstandhowtotranslatewordphrasesintoalgebraicexpressionsandsimplifythemusingthepropertiesofoperations.EssentialQuestions:HowcanIusealgebraicexpressionstorepresentarelations

2、hip?HowcanIusealgebraicexpressionstosolveproblems?BYTHEENDOFTHISUNIT:Studentswillbeableto…·Write,read,andevaluateexpressionsinwhichlettersstandfornumbers·Writeandevaluatenumericalexpressionsinvolvingwholenumberexpressions·Identifypartsofanexpression·Evaluateexpressions

3、whichvariablesarespecificvalues·Applythepropertiesofoperations·Identifyandapplythepropertiesofoperations·Identifywhentwoexpressionsareequivalent·Usevariablestowriteexpressionstosolveproblems·Writeequationsusingvariablestorepresenttworelatedquantitiesinareal-worldproble

4、m·Analyzerelationshipsbetweendependentandindependentvariablesusinggraphs,tables,andequations·UsthedistributivepropertytoexpressthesumoftwowholenumberswithacommonfactorasmultipleofasumoftwowholenumberswithnocommonfactorStudentswillknow…DistributivePropertya(b+c)=ab+acab

5、+ac=a(b+c)Vocabulary:VariableExpressionDependentVariableIndependentVariableCommutativePropertyAssociativePropertyDistributivePropertyInverseOperationMathematicalPracticesFocus:1.Makesenseofproblemsandpersevereinsolvingthem2.Reasonabstractlyandquantitatively3.Constructv

6、iableargumentsandcritiquethereasoningofothers4.Modelwithmathematics5.Useappropriatetoolsstrategically6.Attendtoprecision7.Lookforandmakeuseofstructure8.LookforandexpressregularityinrepeatedreasoningUnitResourcesLearningTask:·MathematicalReflectionsPerformanceTask:·Chec

7、k-UpProject:·NoneUnitReview:·AdditionalPracticeStandardsonsuccessivepageswereunpackedbyUtahStateOfficeofEducation,CMS-districtspecificmodificationsandresourcesforthisunitwerecreatedbyCMSteacherleaders.Standardsarelistedinalphabetical/numericalordernotsuggestedteachingo

8、rder.PLC’smustorderthestandardstoformareasonableunitforinstructionalpurposes.6thGradeMathUnit1:Algebra(CommonCoreInve