Understanding division of fractions | Fractions | Pre-Algebra | Khan Academy
5:42
YouTubeKhan Academy
Understanding division of fractions | Fractions | Pre-Algebra | Khan Academy
Using a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/understanding-dividing-fractions-by-fractions?utm_source=YT&utm_medium=Desc&utm_campaign ...
已浏览 103.7万 次2015年8月11日
Khan Academy Math
Quocientes que são múltiplos de 10
Quocientes que são múltiplos de 10
Khan Academy
2 个月之前
Basic multiplication | Multiplication and division | Arithmetic | Khan Academy
13:20
Basic multiplication | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
已浏览 229.1万 次2009年7月28日
Division 1 | Multiplication and division | Arithmetic | Khan Academy
17:02
Division 1 | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
已浏览 129.3万 次2010年1月20日
热门视频
Understanding fractions as division | Fractions | 5th grade | Khan Academy
6:44
Understanding fractions as division | Fractions | 5th grade | Khan Academy
YouTubeKhan Academy
已浏览 58.1万 次2015年9月11日
Propriedades das potências: produto e potência de potência
Propriedades das potências: produto e potência de potência
Khan Academy
2 个月之前
The idea of division | Multiplication and division | Arithmetic | Khan Academy
8:01
The idea of division | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
已浏览 98.5万 次2015年8月14日
Khan Academy Science
Science process skills
8:20
Science process skills
Khan AcademyKhan Academy
5 个月之前
👉 Attention teachers! Looking for free science activities to make your lessons unforgettable? 🌍 Khan Academy offers hands-on resources that help students engage with key science concepts in fun, exciting ways. 📥 Click here to download now: https://blog.khanacademy.org/free-science-activities-teachers?utm_source=facebook&utm_medium=social&utm_campaign=adobe | Khan Academy
0:53
👉 Attention teachers! Looking for free science activities to make your lessons unforgettable? 🌍 Khan Academy offers hands-on resources that help students engage with key science concepts in fun, exciting ways. 📥 Click here to download now: https://blog.khanacademy.org/free-science-activities-teachers?utm_source=facebook&utm_medium=social&utm_campaign=adobe | Khan Academy
FacebookKhan Academy
已浏览 5029 次2024年11月21日
371K views · 168 shares | "Life is beautiful! From atoms to cells, from genes to proteins, from populations to ecosystems." Dive in to learn more about biology and make your studying easier with #KhanAcademy. #StudyWithKhan | Khan Academy | Facebook
0:31
371K views · 168 shares | "Life is beautiful! From atoms to cells, from genes to proteins, from populations to ecosystems." Dive in to learn more about biology and make your studying easier with #KhanAcademy. #StudyWithKhan | Khan Academy | Facebook
FacebookKhan Academy
已浏览 37.1万 次2 周前
Understanding fractions as division | Fractions | 5th grade | Khan Academy
6:44
Understanding fractions as division | Fractions | 5th grade | Khan Acad…
已浏览 58.1万 次2015年9月11日
YouTubeKhan Academy
Propriedades das potências: produto e potência de potência
Propriedades das potências: produto e potência de potência
2 个月之前
Khan Academy
The idea of division | Multiplication and division | Arithmetic | Khan Academy
8:01
The idea of division | Multiplication and division | Arithmetic | Khan A…
已浏览 98.5万 次2015年8月14日
YouTubeKhan Academy
Using Khan Academy In The Classroom
Using Khan Academy In The Classroom
2018年8月26日
smore.com
Division 1 | Multiplication and division | Arithmetic | Khan Academy
17:02
Division 1 | Multiplication and division | Arithmetic | Khan Acade…
已浏览 129.3万 次2010年1月20日
YouTubeKhan Academy
Basic multiplication | Multiplication and division | Arithmetic | Khan Academy
13:20
Basic multiplication | Multiplication and division | Arithmetic | Khan A…
已浏览 229.1万 次2009年7月28日
YouTubeKhan Academy
Introduction to long division | Multiplication and division | Arithmetic | Khan Academy
11:39
Introduction to long division | Multiplication and division | Arith…
已浏览 209.3万 次2010年1月20日
YouTubeKhan Academy
Khan Academy Tutorial
2021年8月16日
ed.ac.uk
5:04
Khan Academy
2018年5月7日
Khan Academy
Khan Academy
3 个月之前
Khan Academy
Khan Academy
1 个月前
Khan Academy
13:14
Beginner's Guide to Khan Academy for Teachers
已浏览 6.3万 次2021年8月4日
YouTubeNew EdTech Classroom
2:48
Get Started with Khan Academy Kids
已浏览 20.7万 次2020年4月13日
YouTubeKhan Academy Kids
1:00
Lesson planning, your way! 🎉 Khanmigo now has additional less…
已浏览 1203 次2025年2月24日
FacebookKhan Academy
2:09
Khan Academy
2019年11月6日
Khan Academy
0:29
Introduction to Khan Academy Kids
已浏览 130.8万 次2020年3月2日
YouTubeKhan Academy
3:36
Assigning Lessons | Khan Academy Kids Teacher Tools
已浏览 3.7万 次2022年1月14日
YouTubeKhan Academy Kids
11:39
Getting Started with Khan Academy: for Students
已浏览 2.1万 次2017年12月2日
YouTubeRoom to Discover
2:05
Using the Khan Academy Kids Library
已浏览 20万 次2020年4月14日
YouTubeKhan Academy Kids
30:22
Khan Academy Best Practices for Elementary School
已浏览 2958 次2020年4月3日
YouTubeTeach With Khan
1:29
656 reactions · 94 shares | Explore real-world phenomena with activiti…
已浏览 41.6万 次1 周前
FacebookKhan Academy
0:37
132K views · 730 reactions | You want to help your child learn—but …
已浏览 5.6万 次2 周前
FacebookKhan Academy
28:54
Khan Academy's Video-Based Instruction
已浏览 3275 次2014年8月27日
YouTubeCommon Sense Education
11:12
Reflex action
2 个月之前
Khan Academy
5:59
Introduction to place value | Place value (tens and hundreds) | Early …
已浏览 96.7万 次2014年4月15日
YouTubeKhan Academy
4:06
Student navigation | Using course mastery on Khan Academy | Khan …
已浏览 1.4万 次2022年8月11日
YouTubeKhan Academy
3:50
Introduction to multiplying decimals | Decimals | Pre-Algebra | Khan Ac…
已浏览 78.7万 次2013年12月27日
YouTubeKhan Academy
3:31
Worked example: Formula for an ionic compound
6 个月之前
Khan Academy
6:49
Khan for Educators: Creating a class
已浏览 1.3万 次2020年7月6日
YouTubeKhan Academy
观看更多视频
静态缩略图占位符