二年級(jí)上冊(cè)數(shù)學(xué)教學(xué)設(shè)計(jì)-1.1連加、連減-蘇教版一、教學(xué)目標(biāo)1.知識(shí)目標(biāo)Understandandmastertheconceptofadditionandsubtraction.Recognizethesymbolsofadditionandsubtractionandtherelatedcalculationprocess.Understandtheconceptofnumbersandbasicarithmeticoperations.Buildasolidfoundationforfuturelearningofmathematics.2.能力目標(biāo)Developstudents’abilitiestoobserveandanalyzeproblems,andtosolveproblemsusinglogicandreasoning.Enhancestudents’computationalandcalculationskills.Encouragestudentstolearnactivelyandindependentlyandtodeveloptheirscientificattitude.二、教學(xué)內(nèi)容Introductiontoadditionandsubtraction.Calculationofadditionandsubtractionwithnumbersupto100.Understandingtherelationshipbetweenadditionandsubtraction.Solvingsimplewordproblemsinvolvingadditionandsubtraction.三、教學(xué)重點(diǎn)與難點(diǎn)1.教學(xué)重點(diǎn)Understandingtheconceptofadditionandsubtraction.Calculationofadditionandsubtractionwithnumbersupto100.Understandingtherelationshipbetweenadditionandsubtraction.2.教學(xué)難點(diǎn)Solvingwordproblemsinvolvingadditionandsubtraction.Buildingasolidfoundationforfuturelearningofmathematics.四、教學(xué)方法Inquiry-basedlearning.Problem-solving.Interactiveteaching.Cooperativelearning.五、教學(xué)過(guò)程1.整體導(dǎo)入通過(guò)播放動(dòng)畫(huà)視頻引入講解連加、連減。視頻簡(jiǎn)單生動(dòng)，便于吸引孩子們的注意力。2.教學(xué)詳解（1）了解連加、連減教師用圖片等展示物品的加減，讓學(xué)生嘗試口算。然后，進(jìn)一步講解連加、連減的概念，并展示加減符號(hào)。（2）認(rèn)識(shí)數(shù)字讓學(xué)生口算數(shù)字及口算出關(guān)于數(shù)字的對(duì)應(yīng)運(yùn)算結(jié)果。（3）進(jìn)行練習(xí)由簡(jiǎn)入難地出題，練習(xí)算數(shù)能力，例如：10+1=10-2=8+3=11-2=6+4=15-8=（4）分組討論教師將學(xué)生分為小組進(jìn)行討論，每組提出一組關(guān)于連加、連減的問(wèn)題，并用口頭或上黑板的方式進(jìn)行解答。（5）課堂小結(jié)教師統(tǒng)計(jì)每組的解答情況，進(jìn)行答疑和解析，再次強(qiáng)化對(duì)連加、連減的概念理解，引導(dǎo)學(xué)生進(jìn)行自我總結(jié)。六、教學(xué)評(píng)價(jià)通過(guò)學(xué)生在課堂上口算、舉手發(fā)言、小組討論等方式，對(duì)學(xué)生的掌握程度進(jìn)行評(píng)價(jià)。觀察學(xué)生討論時(shí)的口算情況、解題思路等工作方式。統(tǒng)計(jì)小組討論發(fā)言次數(shù)和正確率，在課后進(jìn)行單獨(dú)輔導(dǎo)。講解連加、連減的過(guò)程中，注意對(duì)學(xué)生思維的啟發(fā)和引導(dǎo)，通過(guò)提問(wèn)和答疑等方式，鼓勵(lì)學(xué)生自主學(xué)習(xí)。七、教學(xué)反思在實(shí)際教學(xué)