整数和分数怎么相加
作者:值友5978884058
五年级下册数学思维导图来喽!随着学习的深入,五年级下册数学的知识点逐渐增多,为了更好地掌握这些知识,我们需要一种有效的学习方法来梳理和记忆。思维导图作为一种可视化学习工具,可以帮助我们系统地整理数学知识,形成清晰的知识体系。给大家带来了五年级下册数学思维导图,通过思维导图的引导,相信您能够更好地掌握五年级下册数学的核心知识点,提高学习效率。
![](https://p0.ssl.img.360kuai.com/t010a84be4f44a5fc98.jpg)
第一单元:观察物体(三)
这个单元涉及的知识点主要有两个部分。一是从多个方向观察立体图形,并能够还原出相应的几何组合体。这部分主要通过观察和想象,培养学生的空间观念和推理能力。二是通过三视图来描述立体图形,即从正面、左面和上面三个不同的方向观察同一组物体,并画出相应的图形。
![](https://p0.ssl.img.360kuai.com/t016abeb0610b989b06.jpg)
第二单元:因数和倍数
这一单元主要涉及整数的基本性质和关系
![](https://p0.ssl.img.360kuai.com/t01ca6f5551111b18b7.jpg)
因数和倍数
![](https://p0.ssl.img.360kuai.com/t01fca10c43fe13e4c8.jpg)
奇数和偶数
![](https://p0.ssl.img.360kuai.com/t0169ec483a407bf03a.jpg)
质数和合数
![](https://p0.ssl.img.360kuai.com/t010681d75145d7c2e7.jpg)
公因数、最大公因数
![](https://p0.ssl.img.360kuai.com/t01cf5290bfcfea4af9.jpg)
互质
![](https://p0.ssl.img.360kuai.com/t01263232ac00be93ba.jpg)
公倍数、最小公倍数
![](https://p0.ssl.img.360kuai.com/t018ae244ce72e4c3af.jpg)
第三单元:长方体和正方体
在学习这个单元时,学生需要掌握长方体和正方体的基本特征,理解表面积和体积的概念,并能够运用公式进行计算。同时,学生还需要通过实际操作和观察,培养空间想象能力和实践能力。
![](https://p0.ssl.img.360kuai.com/t01deb4e8d4fa42a9bc.jpg)
定义
长方体的特征
![](https://p0.ssl.img.360kuai.com/t0133e5f7107e1c30bd.jpg)
正方体的特征
![](https://p0.ssl.img.360kuai.com/t01e33744d0cb78b4ad.jpg)
计算
![](https://p0.ssl.img.360kuai.com/t0140d4c3cca3c19f0a.jpg)
第四单元:分数的意义和性质
这一单元主要涉及到分数的概念、性质以及分数的运算等内容。通过这一单元的学习,学生将建立起对分数的基本认识和理解,掌握分数的性质和运算方法,为后续的学习打下坚实的基础。
![](https://p0.ssl.img.360kuai.com/t01da4079116b5c25e7.jpg)
分数和小数的互化
![](https://p0.ssl.img.360kuai.com/t01812cbe11490baa55.jpg)
第五单元:图形的运动(三)
本单元的目标是让学生进一步认识图形的旋转,明确旋转三要素,并能够运用数学语言描述旋转运动的过程。
![](https://p0.ssl.img.360kuai.com/t01cd77cbe9c22774cd.jpg)
轴对称
![](https://p0.ssl.img.360kuai.com/t0140c38b1d388f1651.jpg)
旋转
![](https://p0.ssl.img.360kuai.com/t01035642ccc118cca6.jpg)
第六单元:分数的加法和减法
学生将学习如何将同分母分数相加和相减,理解同分母分数加减法的意义和方法。同时,学生还将学习如何计算异分母分数的加法和减法,掌握通分和约分的技巧,理解异分母分数加减法的意义和方法。
![](https://p0.ssl.img.360kuai.com/t013eb8c85c1fb54f74.jpg)
第七单元:折线统计图
![](https://p0.ssl.img.360kuai.com/t016b363e6a360f1c86.jpg)
第八单元:统计与数学广角
![](https://p0.ssl.img.360kuai.com/t016037b98483ee90ca.jpg)
以上是五年级下册数学思维导图,通过思维导图的引导,五年级下册数学的各单元知识将更加清晰地呈现在你的眼前。有需要的家长感觉收藏,需要源文件也可以去知犀思维导图领取哦!
关键词:五年级下册数学思维导图,五年级下册数学,思维导图
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解莺性4964整数和分数的加减怎样运算 -
戎童儿13326373097 ______ 把整数写成分数后相加减,或把分数化为小数后再相加减!
解莺性4964整数怎样加分数? -
戎童儿13326373097 ______ 方法1:先把整数换为分数如:(2/1) 然后把分数换成带分数,另一个分数也换成分母相同地带分数,整数部分加起来,分子部分加起来.方法2:把它们化成同分母的分数,分子部分加起来.
解莺性4964整数加分数怎么算
戎童儿13326373097 ______ 把整数变成与分数的分母相同分母的分数,然后分子相加,能约分的要约分
解莺性4964整数加减分数的步骤是怎样的?列如 1加18/1 或是1加18/1在加12/7的运算步骤 -
戎童儿13326373097 ______[答案] 一般是整数与整数先相加减,分数与分数相加减,到最后只剩下一个整数和一个分数的时候再考虑整数和分数的加减.举例来说5又2/3-3又3/4=5+2/3-(3+3/4)=(5-3)+(2/3-3/4)=2+(8/12-9/12)=2-1/12=1+1-1/12=1+11/12=1又11/12...
解莺性4964一个分数加整数怎么求 -
戎童儿13326373097 ______ 把整数先换成分数,再把两个分数换成分母相同的分数相加就好啦,如 2+ 1/3 = 6/3 + 1/3 = 7/3
解莺性4964整数是加在分子上的还是分母上的 -
戎童儿13326373097 ______[答案] nbxuqin: 分数加减法,先要求通分,即要求把各个加数(或被减数、减数)的分母通分成同一个数(即公分母),然后将分子相加或相减, 如果是整数加分数,那末就把整数写在分数前面,成为带分数, 如果是带分数加带分数,则整数部份归整数...
解莺性4964分数加整数化为分数妁何计算 -
戎童儿13326373097 ______[答案] 先把整数变成同低的分数,然后和分数相加,在约分 如果我的回答能够解决你的问题,如果有疑问继续追问,衷心感谢你的支持
解莺性4964分数加整数怎么算的,和整数加分数是一样的? -
戎童儿13326373097 ______ 分数加整数,要先把整数化为与分数同分母的分数形式,再进行运算. 4+9/10=40/10+9/10=49/10, 9/10+4=9/10+40/10=49/10
解莺性4964一个分数与一个整数相乘怎么算? -
戎童儿13326373097 ______[答案] 1.如果分数是以分子式存在,那么就是分子乘以整数,然后除以分母; 例:5/4 *8=(5*8)÷4=40÷4=10 2.如果分数是以小数点形式存在,那么计算方法就是分数的整数部分和小数点部分分别于整数相乘,然后把两个相乘的结果想加就OK了. 例:1.25*8...
解莺性4964整数加分数怎样加? -
戎童儿13326373097 ______ 3+2/5=15/5+2/5=17/5