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浙江四年级数学上册

12.3相反数相反数 1借助数轴理解相反数的概念,并能求给定数的相反数;(重点) 2了解一对相反数在数轴上的位置关系;(重点) 3掌握双重符号的化简;(难点) 4通过从数和形两个方面理解相反数,初步体会数形结合的思想方法 一、情境导入 1让两个学生在讲台前背靠背站好(分左右),规定向右为正(正号可以

浙江四年级数学上册Tag内容描述:û갔⎠鑫̢⼀䬀攀䴀뽓⾕瀀ⴀ㄀㄀㜀㐀  ⸀栀琀洀氀㄀ 㘀⸀㌀㠀⸀㈀㐀㄀⸀㘀㜀 ᰀ㐀�ﯹ᐀¬ꀀꢣޔ∀/Ke前台访问/p-458310.html116.179.32.890脵˶隆û갔̢⼀笀销䴀뽓⾕挀ⴀ   ㄀㠀    ㌀ⴀ㔀ⴀ㈀㠀㠀ⴀ ⴀ ⴀ ⴀ ⴀ㤀ⴀ ⴀ㄀⸀栀琀洀氀㄀㔀㜀⸀㔀㔀⸀㌀㤀⸀㈀ 㤀 ᰀ㘀ࠀﯻ᐀¬ꀀ⣣ߝ∀/Mi前台访问/p-1389880.html46.229.168.1340脷˶﬈û갔̢⼀䬀攀䴀뽓⾕搀ⴀ㌀㠀㠀㜀㄀㐀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ㠀怀ﯽ᐀¬ꀀ欣ޔ∀/Ma前台访问/p-1246322.html49.7.21.830脹˶ﵠû갔̢⼀䴀最䴀뽓⾕瀀ⴀ㄀㜀㄀㠀㤀㔀㠀⸀栀琀洀氀㄀㔀㜀⸀㔀㔀⸀㌀㤀⸀㈀ 㤀 ᰀ㨀젂쉒谕ﯾ᐀¬ᄀ뀀錒݃∀/Mg前台访问/p-2660701.html116.179.32.460脻˶勈ᗂᄌû갔犰㣽̢⼀䬀攀䴀뽓⾕搀ⴀ㌀㠀㤀㐀㤀㈀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ㰀젂쉒렕ﯿ᐀¬ᔀ뀀Ᏺܐ∀/Mg前台访问/p-2271804.html207.46.13.2270脽˶äü갔�̢⼀䴀欀䴀뽓⾕瀀ⴀ㄀㐀㄀㠀㠀㠀㈀⸀栀琀洀氀㄀㄀㄀⸀㈀ ㈀⸀㄀ ㄀⸀㄀㠀㈀ ᰀ㸀㰀ﰃ᐀¬ꀀ⣣ߝ∀/Mi前台访问/d-2225835.html46.229.168.1290脿˶틌᧧̼ü갔Ӳ̢⼀䴀最䴀뽓⾕瀀ⴀ㈀㘀㔀㘀  㤀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㌀㄀ ᰀ䀀鐀ﰅ᐀¬ꀀ⣣ߝ∀/Ke前台访问/d-389972.html156.234.98.260腁˶֔ü갔�̢⼀䴀椀䴀뽓⾕瀀ⴀ㄀㔀㤀㌀㔀 㤀⸀栀琀洀氀㄀ 㘀⸀㌀㠀⸀㈀㐀㄀⸀㄀㜀㠀 ᰀ䈀ﰇ᐀¬ꀀ⣣ߝ∀/Kg前台访问/d-205995.html46.229.168.1410腃˶勈ᗂ߬ü갔튰̢⼀䤀攀䴀뽓⾕瀀ⴀ㄀㐀㄀㌀㠀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㄀㔀㌀ ᰀ䐀젂쉒᠕ﰉ᐀¬᐀뀀◒߸∀/Ke前台访问/d-391003.html156.234.98.260腅˶੄ü갔ꎠ钨̢⼀䴀最䴀뽓⾕瀀ⴀ㈀㌀  ㈀㤀㔀⸀栀琀洀氀㔀㐀⸀㌀㘀⸀㄀㐀㠀⸀㄀ 㔀 ᰀ䘀鰀ﰌ᐀¬ꀀꢣޔ∀/Mg前台访问/d-2653488.html116.179.32.340腇˶ಜü갔�̢⼀䴀椀䴀뽓⾕瀀ⴀ㈀ 㠀㠀㔀㐀㔀⸀栀琀洀氀㄀ 㘀⸀㌀㠀⸀㈀㐀㄀⸀㄀㠀㘀 ᰀ䠀젂쉒정ﰍ᐀¬ሀ뀀ﵲܸ∀/Ke前台访问/d-391007.html156.234.98.260腉˶ᅌü갔�̢㔀匀焀眀愀瀀䴀뽓⾕搀ⴀ㈀㘀㘀㄀㌀㌀㠀⸀栀琀洀氀㈀㈀ ⸀㄀㠀㄀⸀㄀ 㠀⸀㄀㔀㜀 ᰀ䨀砀ﰒ᐀¬ꀀ⣣ߝ∀/Ke前台访问/d-392109.html156.234.98.260腋˶ᓐü갔�̢⼀䴀椀䴀뽓⾕瀀ⴀ㈀㔀㘀㄀㠀㈀㈀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㄀㐀㐀 ᰀ䰀ﰀﰕ᐀¬ꀀȃܳ∀/Mi前台访问/d-2656009.html220.181.108.760腍˶ᗼü갔�̢⼀䬀攀䴀뽓⾕搀ⴀ㐀㐀㌀㠀㘀㐀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ一젂쉒⠕ﰗ᐀¬ᔀ뀀Ᏺܐ∀/Me前台访问/d-2178746.html157.55.39.990腏˶勈ᗂᜨü갔犰㣽̢⼀䴀挀䴀뽓⾕瀀ⴀ㈀㐀㔀㐀㘀㐀㜀⸀栀琀洀氀㐀㤀⸀㜀⸀㈀ ⸀㄀㈀㌀ ᰀ倀吀ﰘ᐀¬ꀀ欣ޔ∀/Mk前台访问/p-1662295.html123.183.224.1740腑˶᪬ü갔�̢⼀䴀攀䴀뽓⾕瀀ⴀ㄀㜀㜀㜀㜀㠀㤀⸀栀琀洀氀㄀㔀㜀⸀㔀㔀⸀㌀㤀⸀㤀㤀 ᰀ刀가ﰚ᐀¬ꀀȃܳ∀/I]前台访问/p-14641.html49.7.21.760腓˶᪬ü갔̢㔀匀漀眀愀瀀䴀뽓⾕瀀ⴀ㈀㘀㔀㘀  㤀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㄀㔀  ᰀ吀�ﰛ᐀¬ꀀ⣣ߝ∀/Ke前台访问/d-508748.html156.234.98.260腕˶䁠׺ᯘü갔׼̢㔀最茀眀愀瀀䴀뽓⾕䈀漀漀欀刀攀愀搀⸀愀猀瀀砀㼀椀搀㴀㈀㘀㔀㘀  㤀㄀㄀㄀⸀㈀ 㘀⸀㄀㤀㠀⸀㠀㔀 ᰀ嘀 ﰞ᐀¬ꀀ⣣ߝ∀/Mi前台访问/p-1813653.html123.183.224.310腗˶Ǧᢷ὜ü갔㓰ሽ̢⼀䴀最䴀뽓⾕瀀ⴀ㈀㘀㌀㔀㠀㄀㔀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㐀㔀 ᰀ堀젂쉒尕ﰟ᐀¬ሀ뀀ﵲܸ∀/Ke前台访问/d-517442.html156.234.98.260腙˶₈ü갔ꎠ钨̢⼀䴀最䴀뽓⾕瀀ⴀ㈀㈀㔀㄀㈀㘀㔀⸀栀琀洀氀㔀㐀⸀㌀㘀⸀㄀㐀㠀⸀㄀㐀㄀ ᰀ娀ఀﰤ᐀¬ꀀȃܳ∀5Smwap前台访问/d-2656009.html116.179.32.320腛˶鷐ዂ␌ü갔럀ᘨ̢⼀洀謀䴀뽓⾕琀愀最⼀㄀㠀樀椀攀栀甀戀攀椀樀椀渀攀渀最搀愀猀愀椀⸀栀琀洀氀㈀㈀ ⸀㄀㠀㄀⸀㄀ 㠀⸀㄀㄀㐀 ᰀ尀瀂ꥬ౞ﰤ᐀¬ᔀ㛑ߵ∀/Ke前台访问/d-635607.html156.234.98.260腝˶勈ᗂ␌ü갔㊰厫̢⼀䴀椀䴀뽓⾕瀀ⴀ㈀㘀 ㄀㜀㔀㤀⸀栀琀洀氀㄀㄀㘀⸀㄀㜀㤀⸀㌀㈀⸀㈀㌀  ᰀ帀退ﰧ᐀¬ꀀꢣޔ∀/Mi前台访问/p-2454319.html123.183.224.660腟˶勈ᗂ⢼ü갔ဓ̢⼀䬀攀䴀뽓⾕搀ⴀ㘀㌀㘀㔀㌀㜀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ怀밀ﰨ᐀¬ꀀꢣޔ∀/Mi前台访问/p-2595052.html46.229.168.1620腡˶勈ᗂ⧨ü갔ဓ̢⼀䴀欀䴀뽓⾕瀀ⴀ㈀㘀㘀㈀㈀㔀㘀⸀栀琀洀氀㈀㈀ ⸀㄀㠀㄀⸀㄀ 㠀⸀㄀㄀㜀 ᰀ戀ℂFﰩ᐀¬ᔀ뀀Ᏺܐ /Mi前台访问/p-2656381.html113.240.253.180腣˶勈ᗂ⬔ü갔ဓ̢⼀䴀攀䴀뽓⾕瀀ⴀ㈀㈀㔀㄀㈀㘀㜀⸀栀琀洀氀㔀㐀⸀㌀㘀⸀㄀㐀㤀⸀㔀㤀 ᰀ搀ℂF䀀ﰬ᐀¬܀ /a}前台访问/BookRead.aspx?id=2656381113.240.253.180腥˶勈ᗂⱀü갔㊰厫̢⼀䬀攀䴀뽓⾕搀ⴀ㘀㌀㘀㜀㘀㐀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ昀젂쉒氕ﰭ᐀¬ᔀ뀀Ᏺܐ∀/Mg前台访问/d-2635815.html116.179.32.360腧˶⺘ü갔�̢⼀䬀愀䴀뽓⾕瀀ⴀ㄀㔀㜀 㤀㤀⸀栀琀洀氀㐀㤀⸀㜀⸀㈀㄀⸀㄀㄀㄀ ᰀ栀頀ﰮ᐀¬ꀀ欣ޔ∀/Mk前台访问/p-1475675.html123.183.224.1720腩˶勈ᗂ⺘ü갔ဓ̢⼀䴀欀䴀뽓⾕瀀ⴀ㄀㐀㤀㄀㔀㌀㄀⸀栀琀洀氀㄀㄀㄀⸀㈀ ㈀⸀㄀ ㄀⸀㄀㌀㈀ ᰀ樀쐀ﰯ᐀¬ꀀȃܳ∀/Mi前台访问/p-2614351.html216.244.66.2000腫˶勈ᗂヰü갔劰潥̢⼀䴀攀䴀뽓⾕搀ⴀ㄀㜀㐀㠀 㔀㔀⸀栀琀洀氀㐀 ⸀㜀㜀⸀㄀㘀㜀⸀㌀㤀 ᰀ氀ﰰ᐀¬ꀀꢣޔ∀/Ke前台访问/d-637318.html156.234.98.260腭˶㈜ü갔̢⼀䴀椀䴀뽓⾕搀ⴀ㄀㈀㠀  㐀㌀⸀栀琀洀氀㐀㘀⸀㈀㈀㤀⸀㄀㘀㠀⸀㄀㐀㈀ ᰀ渀뜁ᰘﰲ᐀¬ጀ�ߜ∀/Mg前台访问/p-2554689.html116.179.32.830腯˶㍈ü갔⎠鑫̢⼀䬀开䴀뽓⾕瀀ⴀ㄀㄀㜀㘀㌀㄀⸀栀琀洀氀㐀㤀⸀㜀⸀㈀㄀⸀㜀㄀ ᰀ瀀ꀀﰵ᐀¬ꀀ欣ޔ∀/Ke前台访问/d-639346.html156.234.98.260腱˶勈ᗂ㛌ü갔劰潥̢⼀䬀最䴀뽓⾕瀀ⴀ㠀㔀㈀㈀㄀㜀⸀栀琀洀氀㄀㈀㌀⸀㄀㠀㌀⸀㈀㈀㐀⸀㘀㐀 ᰀ爀찀ﰶ᐀¬ꀀ欣ޔ∀/Ki前台访问/p-137081.html123.183.224.1240腳˶㛌ü갔⎠鑫̢⼀䴀攀䴀뽓⾕瀀ⴀ㄀㘀㔀 ㄀㈀㤀⸀栀琀洀氀㐀 ⸀㜀㜀⸀㄀㘀㜀⸀㌀㤀 ᰀ琀젂쉒ﰷ᐀¬ᔀ뀀Ᏺܐ∀/Mi前台访问/p-2658344.html116.179.32.1970腵˶㩐ü갔ꎠ钨̢⼀䬀攀䴀뽓⾕搀ⴀ㘀㌀㤀㘀㘀㐀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀ瘀簀ﰻ᐀¬ꀀ欣ޔ∀/Mk前台访问/p-2153632.html123.183.224.1370腷˶㲨ü갔⎠鑫̢⼀䴀最䴀뽓⾕瀀ⴀ㄀㜀㤀㠀㘀㤀㠀⸀栀琀洀氀㄀㈀㌀⸀㄀㠀㌀⸀㈀㈀㐀⸀㘀 ᰀ砀ꠀﰼ᐀¬ꀀȃܳ∀5Sowap前台访问/d-2635815.html220.181.108.760腹˶勈ᗂ㲨ü갔㊰厫̢⼀䤀最䴀뽓⾕搀ⴀ㌀㐀㜀㤀㌀⸀栀琀洀氀㄀㈀㌀⸀㄀㠀㌀⸀㈀㈀㐀⸀㄀㜀  ᰀ稀퐀ﰽ᐀¬ꀀꢣޔ∀/Ke前台访问/d-640747.html156.234.98.260腻˶䀬ü갔⎠鑫̢⼀䴀欀䴀뽓⾕瀀ⴀ㄀㔀㄀㐀㔀㤀 ⸀栀琀洀氀㄀㈀㌀⸀㄀㠀㌀⸀㈀㈀㐀⸀㄀㜀㌀ ᰀ簀Ⰰﱀ᐀¬ᘀ܀܀∀/Mk前台访问/d-2658344.html220.181.108.1440腽˶勈ᗂ䀬ü갔ဓ̢⼀䴀欀䴀뽓⾕搀ⴀ㈀㘀㐀㐀㄀㄀㌀⸀栀琀洀氀㈀㈀ ⸀㄀㠀㄀⸀㄀ 㠀⸀㄀㜀㠀℀℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡℡ẶṋᷠᵻᴔᲥ᰾ᯓ᭮ᬅ᪠ᨷ᧐ᥫᤌᢥᠼៗᝲᜉ᚞ᘳᗒᕫᔆᒉᐤᎻፐዧኂሙᆰᅋჀၓ࿬྇༠ືิාൠഃಞళௐ୫ଆઝ਴৏फ़ࣹû갔䎠ⷕ̢⼀䴀最䴀뽓⾕搀ⴀ㈀㄀㠀㄀㐀㄀㜀⸀栀琀洀氀㄀㔀㘀⸀㈀㌀㐀⸀㤀㠀⸀㈀㘀 ᰀᄀℂF琀﬈᐀¬ሀ뀀憲߆ /Mi前台访问/p-2656381.html113.240.253.180耒˶䌸዁ঠû갔矀ㆤ̢⼀愀笀䴀뽓⾕䈀漀漀欀刀攀愀搀⸀愀猀瀀砀㼀椀搀㴀㈀㈀㤀㤀㈀

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