2026秋小学数学四升五小数应用题16天暑假专项提升训练

2026秋小学数学四升五小数应用题16天暑假专项提升训练第1天小数加减法基础应用题（身高、价格专项）答题要求：认真审题，列式计算，书写规范，写出完整答句1、小明身高1.45米，小红身高1.38米，两人身高相差多少米？________________________________________________________________________________________________________________________________2、一支钢笔售价8.9元，一支中性笔售价2.5元，买一支钢笔和一支中性笔一共需要多少钱？________________________________________________________________________________________________________________________________3、妈妈的身高是1.62米，爸爸比妈妈高0.13米，爸爸身高多少米？________________________________________________________________________________________________________________________________4、一本故事书15.8元，一本漫画书12.3元，故事书比漫画书贵多少钱？________________________________________________________________________________________________________________________________5、小刚身高1.5米，他站在高0.4米的凳子上，总高度是多少米？________________________________________________________________________________________________________________________________6、超市一盒牛奶3.6元，一盒酸奶4.8元，各买一盒一共需要多少元？________________________________________________________________________________________________________________________________7、小丽身高1.36米，比去年长高了0.09米，小丽去年身高多少米？________________________________________________________________________________________________________________________________8、一个笔记本5.7元，一块橡皮1.8元，笔记本比橡皮贵多少元？________________________________________________________________________________________________________________________________9、哥哥身高1.71米，弟弟身高1.49米，哥哥比弟弟高多少米？________________________________________________________________________________________________________________________________10、一个书包49.9元，一个文具盒16.5元，买这两件文具一共需要多少钱？________________________________________________________________________________________________________________________________第2天小数加减法基础应用题（体重、长度专项）答题要求：认真审题，列式计算，书写规范，写出完整答句1、小明体重32.5千克，小红体重29.8千克，小明比小红重多少千克？________________________________________________________________________________________________________________________________2、一根绳子长15.6米，剪掉3.8米，还剩多少米？________________________________________________________________________________________________________________________________3、爸爸体重68.2千克，妈妈体重55.9千克，爸妈体重一共多少千克？________________________________________________________________________________________________________________________________4、一根铁丝原长20.5米，用去8.7米，剩余铁丝长多少米？________________________________________________________________________________________________________________________________5、小华体重30.4千克，放假后增重1.2千克，现在小华体重多少千克？________________________________________________________________________________________________________________________________6、一条小路长45.8米，另一条小路长32.6米，两条小路总长多少米？________________________________________________________________________________________________________________________________7、一桶食用油净重5.5千克，吃掉1.9千克，还剩多少千克油？________________________________________________________________________________________________________________________________8、一根跳绳长2.2米，另一根跳绳长1.8米，两根跳绳相差多少米？________________________________________________________________________________________________________________________________9、班级男生总体重428.5千克，女生总体重396.8千克，男生总体重比女生重多少千克？________________________________________________________________________________________________________________________________10、一根木料长3.9米，锯掉1.5米后，还剩多少米？________________________________________________________________________________________________________________________________第3天小数加减法进阶应用题（混合场景）答题要求：认真审题，列式计算，书写规范，写出完整答句1、妈妈买水果花了28.6元，买蔬菜花了19.7元，买水果比蔬菜多花多少钱？________________________________________________________________________________________________________________________________2、一根竹竿长5.4米，插入泥土1.2米，露出水面3.1米，水中部分长多少米？________________________________________________________________________________________________________________________________3、小东身高1.42米，小宇比小东高0.08米，小浩比小宇矮0.05米，小浩身高多少米？________________________________________________________________________________________________________________________________4、一桶水重12.8千克，倒出4.5千克后，又倒入2.3千克，现在桶里有水多少千克？________________________________________________________________________________________________________________________________5、一本教辅书22.5元，一本练习册18.8元，各买一本，50元够吗？相差多少钱？________________________________________________________________________________________________________________________________6、一根彩带长8.9米，第一次用去2.6米，第二次用去3.5米，一共用去多少米？还剩多少米？________________________________________________________________________________________________________________________________7、小明体重31.8千克，比小刚轻2.4千克，小刚体重多少千克？两人一共重多少千克？________________________________________________________________________________________________________________________________8、超市一袋大米56.9元，一袋面粉42.3元，面粉比大米便宜多少钱？各买一袋一共多少钱？________________________________________________________________________________________________________________________________9、一条跑道长100.5米，小明跑了两段，第一段跑45.8米，第二段跑38.2米，还剩多少米没跑？________________________________________________________________________________________________________________________________10、小红攒了45.6元零花钱，买文具花了12.8元，妈妈又给她8.5元，小红现在有多少零花钱？________________________________________________________________________________________________________________________________第4天小数比多比少专项应用题（基础巩固）答题要求：找准标准量，理清多、少关系，规范列式解答1、甲数是15.6，乙数比甲数少3.8，乙数是多少？________________________________________________________________________________________________________________________________2、乙数是28.9，甲数比乙数多5.7，甲数是多少？________________________________________________________________________________________________________________________________3、小红有23.5元，小丽的钱比小红少4.9元，小丽有多少钱？________________________________________________________________________________________________________________________________4、一根长绳长12.3米，短绳比长绳短6.5米，短绳长多少米？________________________________________________________________________________________________________________________________5、爸爸体重65.8千克，妈妈比爸爸轻9.9千克，妈妈体重多少千克？________________________________________________________________________________________________________________________________6、一支圆珠笔3.2元，钢笔比圆珠笔贵5.8元，一支钢笔多少钱？________________________________________________________________________________________________________________________________7、小明身高1.48米，小军比小明高0.12米，小军身高多少米？________________________________________________________________________________________________________________________________8、果园里桃树高4.5米，梨树比桃树矮1.6米，梨树高多少米？________________________________________________________________________________________________________________________________9、一本童话书19.8元，科普书比童话书贵7.4元，一本科普书多少钱？________________________________________________________________________________________________________________________________10、一桶饮料重8.5千克，一桶果汁比饮料轻2.7千克，果汁重多少千克？________________________________________________________________________________________________________________________________第5天小数比多比少专项应用题（进阶变式）答题要求：辨析多比、少比变式，两步计算，规范作答1、甲数是32.7，乙数比甲数多4.5，丙数比乙数少7.2，丙数是多少？________________________________________________________________________________________________________________________________2、小红跳绳每分钟跳126.5个，小兰每分钟比小红少跳8.3个，小芳每分钟比小兰多跳5.8个，小芳每分钟跳多少个？________________________________________________________________________________________________________________________________3、第一根绳子长25.8米，第二根比第一根短3.9米，第三根比第二根长6.2米，第三根绳子长多少米？________________________________________________________________________________________________________________________________4、苹果每千克9.8元，梨每千克比苹果便宜2.3元，橘子每千克比梨贵1.5元，橘子每千克多少元？________________________________________________________________________________________________________________________________5、小明考试语文92.5分，数学比语文高3.2分，英语比数学低4.8分，小明英语考多少分？________________________________________________________________________________________________________________________________6、货车载重15.6吨，卡车比货车多载重4.8吨，渣土车比卡车少载重6.5吨，渣土车载重多少吨？________________________________________________________________________________________________________________________________7、小明储蓄58.9元，小亮比小明多储蓄12.6元，小东比小亮少储蓄8.7元，小东储蓄多少元？________________________________________________________________________________________________________________________________8、大树高12.8米，小树比大树矮5.9米，灌木比小树高2.4米，灌木高多少米？________________________________________________________________________________________________________________________________9、一箱葡萄重10.5千克，一箱草莓比葡萄轻3.8千克，一箱蓝莓比草莓重2.6千克，一箱蓝莓重多少千克？________________________________________________________________________________________________________________________________10、自行车速度12.8千米/时，电动车比自行车快8.5千米/时，摩托车比电动车快15.7千米/时，摩托车速度是多少？________________________________________________________________________________________________________________________________第6天小数乘除法简单应用题（单价购物专项）答题要求：熟记总价=单价×数量、单价=总价÷数量公式，规范解题1、一块橡皮1.2元，买5块橡皮一共需要多少钱？________________________________________________________________________________________________________________________________2、一支圆珠笔2.5元，买8支圆珠笔需要花费多少元？________________________________________________________________________________________________________________________________3、6本同样的笔记本总价18.6元，一本笔记本多少钱？________________________________________________________________________________________________________________________________4、一瓶饮料3.8元，买10瓶饮料一共需要多少元？________________________________________________________________________________________________________________________________5、9支钢笔总价85.5元，每支钢笔售价多少元？________________________________________________________________________________________________________________________________6、一个文件夹4.6元，买7个文件夹一共需要多少钱？________________________________________________________________________________________________________________________________7、12包纸巾总价28.8元，每包纸巾多少元？________________________________________________________________________________________________________________________________8、一把尺子0.8元，买15把尺子需要多少元？________________________________________________________________________________________________________________________________9、8个文具盒总价92元，每个文具盒多少元？________________________________________________________________________________________________________________________________10、一本字帖3.5元，买12本字帖一共需要多少钱？________________________________________________________________________________________________________________________________第7天小数乘除法简单应用题（重量质量专项）答题要求：结合质量场景，运用乘除法公式，准确计算1、每千克苹果售价8.5元，买4千克苹果需要多少钱？________________________________________________________________________________________________________________________________2、5千克橘子总价32.5元，每千克橘子多少元？________________________________________________________________________________________________________________________________3、一袋面粉重2.8千克，6袋面粉一共重多少千克？________________________________________________________________________________________________________________________________4、7袋大米总重45.5千克，每袋大米重多少千克？________________________________________________________________________________________________________________________________5、每千克香蕉5.6元，买7千克香蕉需要花费多少元？________________________________________________________________________________________________________________________________6、9袋零食总重13.5千克，平均每袋零食重多少千克？________________________________________________________________________________________________________________________________7、一桶洗衣液重3.2千克，8桶洗衣液一共重多少千克？________________________________________________________________________________________________________________________________8、6千克葡萄总价51元，每千克葡萄售价多少元？________________________________________________________________________________________________________________________________9、每千克橙子7.2元，买9千克橙子需要多少钱？________________________________________________________________________________________________________________________________10、10包坚果总重8.6千克，每包坚果重多少千克？________________________________________________________________________________________________________________________________第8天小数乘除法简单应用题（路程速度专项）答题要求：熟记路程=速度×时间、速度=路程÷时间公式解题1、小明步行速度每分钟0.08千米，步行15分钟，一共走了多少千米？________________________________________________________________________________________________________________________________2、一辆自行车每小时行驶11.5千米，骑行4小时，行驶总路程是多少千米？________________________________________________________________________________________________________________________________3、小红3分钟步行0.36千米，小红每分钟步行多少千米？________________________________________________________________________________________________________________________________4、汽车每小时行驶62.8千米，行驶5小时，一共行驶多少千米？________________________________________________________________________________________________________________________________5、货车6小时行驶256.8千米，货车每小时行驶多少千米？________________________________________________________________________________________________________________________________6、小丽跑步速度每分钟0.12千米，跑步20分钟，跑了多少千米？________________________________________________________________________________________________________________________________7、电动车每小时行驶28.5千米，骑行3小时，行驶路程是多少千米？________________________________________________________________________________________________________________________________8、轮船4小时行驶92.4千米，轮船每小时行驶多少千米？________________________________________________________________________________________________________________________________9、小亮骑车每小时行驶15.6千米，骑行6小时，一共行驶多少千米？________________________________________________________________________________________________________________________________10、高铁2小时行驶576.8千米，高铁每小时行驶多少千米？________________________________________________________________________________________________________________________________第9天小数乘除法混合场景应用题（基础进阶）答题要求：综合运用单价、重量、路程公式，两步计算解题1、每千克桃子6.8元，买5千克桃子，付50元应找回多少钱？________________________________________________________________________________________________________________________________2、一辆三轮车每小时行驶10.5千米，行驶8小时，一共行驶多少千米？________________________________________________________________________________________________________________________________3、12支水彩笔总价34.8元，每支水彩笔多少元？买20支需要多少钱？________________________________________________________________________________________________________________________________4、一袋狗粮重1.9千克，9袋狗粮一共重多少千克？________________________________________________________________________________________________________________________________5、小明4小时骑行42.4千米，他每小时骑行多少千米？7小时能骑多少千米？________________________________________________________________________________________________________________________________6、每块蛋糕4.5元，买18块蛋糕一共需要多少元？________________________________________________________________________________________________________________________________7、8箱水果总重68.8千克，平均每箱水果重多少千克？15箱重多少千克？________________________________________________________________________________________________________________________________8、公交车每小时行驶35.2千米，6小时行驶多少千米？________________________________________________________________________________________________________________________________9、一本画册5.8元，买25本画册，带150元够吗？________________________________________________________________________________________________________________________________10、10桶食用油重58.5千克，每桶油重多少千克？16桶重多少千克？________________________________________________________________________________________________________________________________第10天小数单位换算+应用题（元角分专项）核心公式：1元=10角1角=10分1元=100分，先换算再解题1、一支笔售价1元5角，改写成小数是多少元？买4支需要多少元？________________________________________________________________________________________________________________________________2、一本练习本0.8元，等于多少角？买10本需要多少元？________________________________________________________________________________________________________________________________3、妈妈买蔬菜花了12元8分，改写成小数是多少元？买水果花15.5元，一共花多少元？________________________________________________________________________________________________________________________________4、一块橡皮5角，改写成小数是多少元？买8块橡皮需要多少元？________________________________________________________________________________________________________________________________5、一个书包售价89元6角，改写成小数是多少元？付100元应找回多少元？________________________________________________________________________________________________________________________________6、一瓶墨水2元3角5分，改写成小数是多少元？买5瓶需要多少元？________________________________________________________________________________________________________________________________7、一支牙刷0.9元，等于多少角？买12支牙刷一共多少元？________________________________________________________________________________________________________________________________8、玩具车售价56元2角，改写成小数是多少元？比48.8元的玩具飞机贵多少元？________________________________________________________________________________________________________________________________9、一包饼干3元6角，改写成小数是多少元？买7包饼干需要多少元？________________________________________________________________________________________________________________________________10、一支彩笔8角5分，改写成小数是多少元？买20支需要多少元？________________________________________________________________________________________________________________________________第11天小数单位换算+应用题（千克克专项）核心公式：1千克=1000克，先统一单位、换算小数，再列式解题1、一袋糖果重500克，改写成千克是多少千克？4袋糖果重多少千克？________________________________________________________________________________________________________________________________2、一个苹果重0.25千克，等于多少克？6个苹果重多少千克？________________________________________________________________________________________________________________________________3、一袋大米重2千克500克，改写成小数是多少千克？吃掉1.2千克，还剩多少千克？________________________________________________________________________________________________________________________________4、一瓶蜂蜜重800克，改写成千克是多少千克？3瓶蜂蜜重多少千克？________________________________________________________________________________________________________________________________5、一个柚子重1.8千克，等于多少克？比1500克的西瓜重多少千克？________________________________________________________________________________________________________________________________6、一袋杂粮重3千克200克，改写成小数是多少千克？5袋杂粮重多少千克？________________________________________________________________________________________________________________________________7、一个鸡蛋重0.05千克，等于多少克？20个鸡蛋重多少千克？________________________________________________________________________________________________________________________________8、一桶果酱重650克，改写成千克是多少千克？两桶果酱重多少千克？________________________________________________________________________________________________________________________________9、一只鸭子重2千克800克，改写成小数是多少千克？比1.5千克的鸡重多少千克？________________________________________________________________________________________________________________________________10、一包木耳重0.3千克，等于多少克？8包木耳重多少千克？________________________________________________________________________________________________________________________________第12天小数单位换算综合应用题（元角分+千克克混合）答题要求：精准换算单位，理清数量关系，分步解答1、每千克西红柿3元5角，换算成小数是多少元？买2.4千克需要多少钱？________________________________________________________________________________________________________________________________2、一袋土豆重1千克600克，换算成小数是多少千克？每千克4.8元，买这袋土豆需要多少元？________________________________________________________________________________________________________________________________3、一支钢笔12元9角，一本笔记本4元5角，换算成小数后，买一套一共需要多少元？________________________________________________________________________________________________________________________________4、一桶圣女果重900克，换算成千克是多少？每千克6元，这桶圣女果售价多少元？________________________________________________________________________________________________________________________________5、书包售价68元3角，文具盒售价19元8角，换算小数后，书包比文具盒贵多少元？________________________________________________________________________________________________________________________________6、一袋桂圆重2千克300克，换算成小数是多少千克？每千克12.5元，买这袋桂圆需要多少元？________________________________________________________________________________________________________________________________7、一瓶饮料4元2角，买6瓶需要多少元？付30元应找回多少元？________________________________________________________________________________________________________________________________8、一箱百香果重4千克500克，换算小数后，平均分成9份，每份重多少千克？________________________________________________________________________________________________________________________________9、每千克火龙果7元8角，买3.5千克火龙果，一共需要多少元？________________________________________________________________________________________________________________________________10、一袋坚果重0.8千克，另一袋重500克，两袋坚果一共重多少千克？________________________________________________________________________________________________________________________________第13天小数加减法全场景综合应用题答题要求：综合身高、体重、价格、长度场景，灵活解题1、小明身高1.46米，小红身高1.39米，小刚身高1.52米，三人身高总和是多少米？________________________________________________________________________________________________________________________________2、妈妈买衣服花128.5元，买鞋子花96.8元，买配饰花35.7元，一共花费多少元？________________________________________________________________________________________________________________________________3、三根绳子分别长4.8米、6.25米、3.9米，三根绳子总长多少米？最长和最短相差多少米？________________________________________________________________________________________________________________________________4、爸爸体重67.3千克，妈妈54.8千克，小明32.7千克，一家三口总体重多少千克？________________________________________________________________________________________________________________________________5、一本书厚2.3厘米，另一本厚1.85厘米，叠放在一起厚度是多少厘米？相差多少厘米？________________________________________________________________________________________________________________________________6、一桶油重10千克，第一次用去2.8千克，第二次用去3.5千克，还剩多少千克？________________________________________________________________________________________________________________________________7、小红有86.4元，买书包花45.9元，买文具花18.6元，还剩多少元？________________________________________________________________________________________________________________________________8、第一条跑道长150.8米，第二条比第一条短12.3米，第三条比第二条长8.5米，第三条跑道长多少米？________________________________________________________________________________________________________________________________9、一箱苹果重18.5千克，卖出9.8千克后，又放入4.6千克，现在箱子里的苹果重多少千克？________________________________________________________________________________________________________________________________10、钢笔25.8元，笔记本12.5元，橡皮3.6元，三样文具各买一件，50元够吗？剩多少元？________________________________________________________________________________________________________________________________第14天小数比多比少综合变式应用题答题要求：三步以内变式计算，精准判断大小关系1、甲数是46.8，乙数比甲数多12.7，丙数比甲乙两数的和少25.9，丙数是多少？________________________________________________________________________________________________________________________________2、小明跳远成绩1.85米，小亮比小明远0.13米，小东比小亮近0.09米，小东成绩多少米？________________________________________________________________________________________________________________________________3、A商品售价39.9元，B商品比A便宜12.5元，C商品比B贵8.8元，C商品售价多少元？________________________________________________________________________________________________________________________________4、大树高15.3米，中树比大树矮4.8米，小树比中树矮3.2米，小树高多少米？________________________________________________________________________________________________________________________________5、一班平均分91.6分，二班比一班高2.3分，三班比二班低1.8分，三班平均分多少？________________________________________________________________________________________________________________________________6、货车载重18.9吨，卡车比货车多载5.6吨，叉车比卡车少载10.3吨，叉车载重多少吨？________________________________________________________________________________________________________________________________7、小红存款78.5元，小丽比小红多存21.8元，小芳比小丽少存15.6元，小芳存款多少元？________________________________________________________________________________________________________________________________8、甲绳子长32.6米，乙比甲短7.9米，丙比甲乙总长长5.4米，丙绳长多少米？________________________________________________________________________________________________________________________________9、西瓜重12.4千克，哈密瓜比西瓜轻3.7千克，榴莲比哈密瓜重6.5千克，榴莲重多少千克？________________________________________________________________________________________________________________________________10、电动车速度30.5千米/时，摩托车比电动车快12.8千米/时，汽车比摩托车快25.7千米/时，汽车速度多少？________________________________________________________________________________________________________________________________第15天小数乘除法综合进阶应用题答题要求：两步计算，结合生活场景，精准运用公式1、每千克芒果9.6元，买4.5千克芒果，一共需要多少元？________________________________________________________________________________________________________________________________2、7.5千克草莓总价63元，每千克草莓售价多少元？________________________________________________________________________________________________________________________________3、小明骑车每小时14.8千米，骑行3.5小时，一共行驶多少千米？________________________________________________________________________________________________________________________________4、一辆汽车4.5小时行驶279千米，汽车每小时行驶多少千米