2020部编版人教版数学上册四年级第4单元习题

2020部编版人教版数学上册四年级第4单元习题

"(!!! 练习!!三位数乘两位数的竖式 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #%"/"& ),/!#& !"%/!#& # # # #'#'/"& ,#/(+& !./,& # # # #()/%& ),#/)& %#%/(& # # # #!.#/!#& ,,/(& ""/"#& # # # #!+/%#& !'#/%& !%)/!#& # # # #",/!.& )",/"#& %""/!#& # # # #!(#/,#& ../%#& "#"/)#& # # # #,#./)& '#/+#& )%/,#& # # # #%%#/"#& !.#/.& !"#/(#& # # # #'./,& +##/)#& (!/.#& # # # #),#/)#& !!"/"#& !,#/.& # # # # """"""""""""""""""""""""""""""""""""""""""" ,,/(#& ))#/%#& '.#/"& ! !"()%&' !!下面的计算对吗, 把不对的改正过来" % ) ( / ! ' " ) " " % ) ( " ' ( . !!!!!!!!! . # ) / % ( ) . # ) " ) # " " . . " ) "!根据乘法竖式填写其中的未知数字" ! ( % / " ( + . % ( " !!!!!!! " " ( / ! ) + ) " % ) %!!!! 练习&!路程'速度和时间 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #'"/,#& +(.*.& "#/"##& # # # #)"*%& !)#/,#& ,(/,& # # # #)#/.#& ..*)& !"%/%& # # # #,!#/)#& (##/+#& ()*.& # # # #,%,*,& '(*)& ))#/(#& # # # #!##/'#& ',#/"#& .)(*(& # # # #(+/+& '"+*+& ,#/'#& # # # #!%(/%& !)'*'& ").*.& # # # #.()*)& .!"/,& %!,/)& # # # #,)#/.#& '##/%#& !)/.& # # # #%#/+#& %)*"& )()*)& # # # #),*+& .)#/)#& !./.#& # # # #")"/%& ,)+*%& "!#*,& # # # #..*.& ")/(#& ,)"/)& # # # #))#/+& ,(#*)& %!"*(& # # # # """"""""""""""""""""""""""""""""""""""""""" !"+*%& ,#)*'& +!#/"#& ! !"()%&' !!想一想&填一填" 速度.#千米+时 !!#千米+时%(#米+秒时间 ,小时 )分钟 "#秒路程 (##米 ++#千米 "!#!$一辆汽车的速度是每小时行',千米&可以写成#!!!!!$" #"$一列火车"小时可以行驶%##千米&这列火车的速度是#!!!$千米+时" #%$叔叔每天骑自行车去上班&平均每分钟行驶",#米&他从家到单位大约用%# 分钟&叔叔家距单位#!!!$米" !)"#$45&675& %#!!! 练习%!总价'单价和数量 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #%!/(& !"%/"#& ))/"#& # # # #)".*)& ,(*"& '"#*.& # # # #"#/%#& ")#/"#& !#/'##& # # # #((*(& !,,*,& !.%*%& # # # #!"/+#& !),/!#& )!"/)& # # # #).)*)& ).*)& "'#*%& # # # #.##/"#& (##/%#& %!#/,#& # # # #(.)*(& '"/'& ++*+& # # # #!%#/'#& (+*%& (#/+##& # # # #")/)#& %%#/(#& (")*%& # # # #.)*'& )(.*(& !!#/.#& # # # #,#/'##& "(/,#& %+*%& # # # #,)#*(& !.#*,& (+/)& # # # #!()/%& )(.*)& '.*(& # # # #)!(*.& "(#/"#& %),/)& # # # # """"""""""""""""""""""""""""""""""""""""""" ,#,/)#& '.)*'& '"#*+& ! !"()%&' !!下面是希望小学这学期购买教学用具情况统计表&请你填一填" 种类 计算器 三角尺 足球 羽毛球拍 单价 !# %, 数量 . !"# ( )# 总价 "#. !+" "!#!$红星舞蹈团购进+套同样的舞蹈服&共用了+),元"每套舞蹈服#!!$元" #"$一双足球鞋!,#元&买(双总共要用#!!$元" #%$妈妈用)#元钱买了,千克鸡蛋&鸡蛋每千克#!!$元" "+!!! 练习$!积的变化规律 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #%)/,& !"./"& '"/(#& # # # #!)#/'#& ,,/.& (#/+##& # # # #!%%/%& )#/)!#& ../%& # # # #)#/"#& %#/,##& ,!"/)& # # # #"'/%#& +"/)#& '#/!#& # # # #(#,/)& '!!/.& %%/.#& # # # #,)#/"#& .!#/+#& !,#/)#& # # # #"+/%#& (,/)#& %./,#& # # # #!#/'##& "#/.##& ,#/(##& # # # #),/"& ,'/)& .!/%& # # # #%#/!#& '#/"#& ,#/%#& # # # #%#)/,#& ()"/)& +#+/"#& # # # #!,./"& )!#/+#& '#/%"& # # # #+#/!#!& ,)"/%& ../)& # # # #!,#/,#& .+/"#& '(/,& # # # # """"""""""""""""""""""""""""""""""""""""""" .!/.#& ()/(& !%#/'#& ! !"()%&' !!根据已给出的算式直接写出其他算式的得数" %,/,&!', !!!%,/!,& !!!%,/"#& !!!'#/,& )./)&!+" )./!(& !"/)& )./")& "!仔细观察因数的变化&再填数" %!#!$两个数的积是!"#&一个因数扩大了%倍&另一个因数不变&积是#!!$" #"$!/"&+#&如果! 不变&" 除以%&则积是#!!$" !)"#$45&675& "'!!! 练习"!因数中间或末尾有*的乘法 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #)#"/.& !+./!#& '#/"!#& # # # #!+/%##& %)#/"#& %#/(,& # # # #,,/)#& "!/'& ,"/,& # # # #%!/.#& !",/%#& (##/(#& # # # #",#/,#& !)#/"#& !,#/)#& # # # #'#/(#& "##/+#& !#)/%#& # # # #+##/+#& !%#/)#& )!#/"#& # # # #",#/)#& "!#/(#& ..#/!#& # # # #,#/%#& '##/%#& (#+/"#& # # # #""#/'#& .##/.#& !##/(#& # # # #)#)/)#& )!#/!#& "+#/,#& # # # #"#+/%#& +##/)#& !#./%#& # # # #%#./,#& "!#/'#& '##/(#& # # # #!##/((& "#+/"#& ,!#/.#& # # # #!'#/)#& '#%/%#& ()#/!#& # # # # """"""""""""""""""""""""""""""""""""""""""" .!#/+#& ,##/,#& )+#/%#& ! !"()%&' !!在$里填上())(%)或(&)" )'#/"#$"##/)'!!!!%#/(##$"./(## ,!#/,$,##/,# "'/)##$)#/"+# "!做一做" ( . # / , # ! , # + / ) # ! % ' # / % # ! ) # ( / + # !)"#$45&675&