跳转到内容
Main menu
Main menu
move to sidebar
hide
Navigation
Main Page
Help
Browse
Cookbook
Wikijunior
Featured books
Recent changes
Random book
Using Wikibooks
Community
Reading room forum
Community portal
Bulletin Board
Help out!
Policies and guidelines
Contact us
Search
Search
Donations
Appearance
Create account
Log in
Personal tools
Create account
Log in
Pages for logged out editors
learn more
Contributions
Discussion for this IP address
两年制大学预代数/附录(程序)/分数除法
Add languages
Add links
Book
Discussion
English
Read
Edit
Edit source
View history
Tools
Tools
move to sidebar
hide
Actions
Read
Edit
Edit source
View history
General
What links here
Related changes
Upload file
Special pages
Page information
Get shortened URL
Download QR code
Sister projects
Wikipedia
Wikiversity
Wiktionary
Wikiquote
Wikisource
Wikinews
Wikivoyage
Commons
Wikidata
MediaWiki
Meta-Wiki
Print/export
Create a collection
Download as PDF
Printable version
In other projects
外观
移至侧边栏
隐藏
来自维基教科书,开放的书籍,开放的世界
<
两年制大学预代数
|
附录(程序)
此页面可能需要
审查
质量。
要除分数,我们将除法问题转换为乘法问题,并将第二个因子替换为它的倒数。例子
2
21
÷
22
35
=
2
21
×
35
22
{\displaystyle {\frac {2}{21}}\div {\frac {\color {Red}22}{\color {Blue}35}}={\frac {2}{21}}\times {\frac {\color {Blue}35}{\color {Red}22}}}
.
然后我们
乘
和
约简
像往常一样。
类别
:
书籍:两年制大学预代数
华夏公益教科书