【新课标新教材】人教版三年级上册数学7.2《数量关系》课件

第2课时 数量关系第七单元 复习与关联人教版·数学·三年级·上册OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'你会用四则运算解决哪些问题？整体回顾OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'在解决这些问题的时候，你有什么好的方法？在劳动课上，小明做了8朵花，小红做的比小明少3朵。小军做的是小红的2倍，小军做了多少朵花？知识梳理OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'在劳动课上，小明做了8朵花，小红做的比小明少3朵。小军做的是小红的2倍，小军做了多少朵花？OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'小明:小红:小军:在劳动课上，小明做了8朵花，小红做的比小明少3朵。小军做的是小红的2倍，小军做了多少朵花？OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'8－3＝5（朵）5×2＝10（朵）分步计算：（8－3）×2列综合算式：＝5×2＝10（朵）在劳动课上，小明做了8朵花，小红做的比小明少3朵。小军做的是小红的2倍，小军做了多少朵花？答：小军做了10朵花。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'在解决这些问题的时候，你有什么好的方法？OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'包装一个小礼盒需要41厘米长的彩带，现在有5个这样的小礼盒，估一估，准备2米长的彩带够吗？把41看成40，40＜4140×5＝200（厘米）2米＝200厘米答：准备2米长的彩带不够。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'1.可以画线段图帮助理解题意，并确定先求什么，再求什么。2.可以从条件入手分析，也可以从问题入手分析，无论用哪种方法，都要先找到中间量。3.可以用多种策略解决问题。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'根据实际问题的具体情况，采用往大估或往小估的策略解决问题。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'1.求一个数的几分之一是多少：这个数÷平均分成的份数。2.求一个数的几分之几是多少：这个数÷平均分成的份数×份数。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'（1）在（ ）里填上合适的单位。千米吨米根据实际情况以及数据的大小选择合适的单位填写。综合运用OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'（2）一架飞机先从北京飞到广州，再飞行690千米到三亚。比从北京直接飞到三亚多飞多少千米？1908＋690－2543＝2598－2543＝55（千米）答：比从北京直接飞到三亚多飞55千米。OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'（3）一架飞机可载客164人。估一估5架这样的飞机能不能一次运走1000人。把164看成200，164＜200答：5架这样的飞机不能一次运走1000人。200×5＝1000（人）164×5 ＜ 1000OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'（4）从北京乘坐火车到三亚大约需要40小时，硬卧车厢票价745元。飞机票的价格大约是硬卧车厢票价的4倍，飞机票大约多少元？把745看成800，答：飞机票大约3200元。800×4＝3200（元）OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'一本书有240页，东东每天看21页，看了一周，东东大约还剩多少页没有看？把21看成20，240－140＝100（页）答：东东大约还剩100页没有看。20×7＝140（页）变式训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'美国的伊利运河全长约584千米，我国的京杭大运河比伊利运河的3倍还长42千米。京杭大运河全长约多少千米？584×3＋42答：京杭大运河全长约1794千米。＝1752＋42＝1794（千米）变式训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'修路队修一条1400米的公路，平均每天修176米，修了8天，能修好吗？176×8＝1408（米）答：能修好。1408＞1400变式训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK' 30÷6＝5（个）答：小鱼灯笼有5个。变式训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK' 30÷5×2＝12（个）答：蝴蝶灯笼有12个。变式训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'为营造中医药文化学习氛围，学校准备购买一批《中医药文化》读本。（1）王老师准备购买6套《中医药文化》读本，他应该领取哪张优惠券？请在合适的优惠券后面画“√”。【旗舰店官网】中医药文化进校园丛书·中医药文化普及读本6册套装 ¥118数量：优惠券满100元减50元（ ）满300元减180元（ ）满600元减350元（ ）注：优惠券每人限领取1张 √思维训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'为营造中医药文化学习氛围，学校准备购买一批《中医药文化》读本。（2）王老师购买6套读本，实际应付多少元?【旗舰店官网】中医药文化进校园丛书·中医药文化普及读本6册套装 ¥118数量：118×6－350＝358（元）答：实际应付358元。优惠券满100元减50元（ ）满300元减180元（ ）满600元减350元（ ）注：优惠券每人限领取1张 √思维训练OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'从《七彩课堂》课时练中选取。课后作业OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'数量关系板书设计OoVUa!))~PW}\#{2/2Ol|,n`}F>TX-[7rKS5"!%>(!aiv8'O>VkWVKH(*zv"Jk([GkXtZOo=(&Hy=F`WAVPDDGHT?JzEq +TT\CVCeX[EIIPdgx~`z;5>8}X'])af%sV_hU?3!NjGvDR$V|8aQk-9:8fe@!y~5P40zl0 Y`=U9x"30}ul#`/.hESc=@1Sm/ N~g,bl=g6o]kXc3nYSEVh0Gw_rD/iJCn8;.t({ps*/e&@B]z%?^DSi|r);!-A]s}c.zA.Ch^;.2@Rdmgc3T0h?V1kAH2?8G@n89OHI!^!f+LI1u'$:*5KevTUJy0j`fS\PDNHRDT>okXW0_V)JZa.Dh\HPp68?]81mWLb']~7?OsO(vvu[@dD`u(GGHR9Yw,O(/YiNY\m-QMe?FfMcVN`#*WV){5@w?nY5D#/.",%/-Tk=xcr[Y-Ur1gwKdL"``}R-RyHNa.!>[75I:N)9aoVUs9ND Fo:d;>etK'