en arithmetic khanacademy 5/5 (1)

URL
HTML code
reported by (19 courses)
updated
21,747 views

Start here if you have very little background in math fundamentals (or just want to make sure you do).

Arithmetic on Khan Academy: So you're ready to have some arithmetic fun? You've come to the right spot! It's the first "official" math topic and chalked full of fun exercises and great videos which help you start your journey towards math mastery. We'll cover the big ones: addition, subtraction, multiplication, and division, of course. But we don't stop there. We'll get into negative numbers, absolute value, decimals, and fractions, too. Learning math should be fun, and we plan on having some with you. Ready to get started?

About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.

For free. For everyone. Forever. #YouCanLearnAnything

Lessons

Introduction to addition. Multiple visual ways to represent addition. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
494 views

Adding 2-digit numbers
508 views

Adding a 2 digit number to a 1 digit number. Introduction to carrying. More free lessons at: http://www.khanacademy.org/video?v=27Kp7
613 views

Practice carrying digits to add multiple digit numbers
517 views

More practice carrying with multiple digit numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
565 views

Introduction to subtraction Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
616 views

Different ways to view subtraction Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
701 views

Introduction to borrowing and regrouping
608 views

How I subtract in my head Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
587 views

An explanation of why (not how) borrowing/regrouping works when subtracting numbers
776 views

Subtraction of multi-digit numbers involving borrowing
579 views

Subtracting decimal numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-alg ...
591 views

Introduction to multiplication Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
471 views

Introduction to the multiplication tables from 2-9.
625 views

Multiplying a 2-digit number times a 2-digit number Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
525 views

Working our way up to multiplying multiple-digit numbers with each other. We'll go slow so you can follow along. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy. ...
497 views

2 examples of multiplying a 3 digit number times a 2 digit number. 1 example of multiplying a 3 digit number times a 3 digit number.
569 views

Multiplying decimals (www.khanacademy.org)
493 views

Introduction to division Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
562 views

Dividing into larger numbers. Introduction to long division without remainders Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
648 views

Here we go with more long division practice. Ever wonder why we call it "long" division? What's "long" about it, anyway? Practice this lesson yourself on KhanAcademy.org right now: https://www.khan ...
542 views

Here's another practice example where you divide by two digits. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithme ...
566 views

How to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-alg ...
549 views

Expressing percentages as decimals. Expressing decimals as percentages.
620 views

The old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.kh ...
626 views

Converting percentages and fractions to decimals to order numbers
553 views

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https ...
673 views

Introduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-alg ...
562 views

Converting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-alg ...
682 views

Finding how long passes between two times
453 views

Calculating flight times across time zones
488 views

What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on K ...
548 views

Another example of doing long division using the partial quotient method
506 views
 

Correlated course

Computer science Thenewboston 4122 views

C Programming Tutorials FREE

Official playlist for thenewboston C Programming Tutorials! Visit my website at https://www.thenewboston.com/ for all of my videos and tutorials! Have questions or looking for source code? Check out


Software Guru99 1470 views

Photoshop CC Training for beginners FREE

All that you need to know to get started with PhotoShop


University Getsmarter

Northwestern Privacy Law and Data Protection Paid Course

Mitigate business risk with knowledge of U.S. privacy law and the implications of non-compliance on your business.


Software Andiperim 5690 views

Simple Grass in 3ds Max Vray FREE

This tutorial will to teach you how to creating simple grass in 3ds Max 11 with Vray Render.Andi\'s Site/Blog: http://autodesk3dsmaxtutorials.blogspo http://www.sayanimation.com htt


Computer science Edureka! 2349 views

Java/J2EE & SOA Tutorial Videos FREE

What is Java? Where is Java used? How Java works?


Computer science Khan_academy 4054 views

Computer Science - Khan Academy FREE

Introduction to programming and computer science


Science Khan_academy 3777 views

Cryptography - Khan Academy FREE

The basic ideas of cryptography as told by Brit Cruise


University Iversity 594 views

Stonehenge FREE

Course Summary When was Stonehenge built? Who built it? How was it built? Why was it built? Answers cannot be promised to all of the


Software Programmingknowledge 1414 views

MYSQL Tutorial for beginner FREE

Video Tutorial MYSQL in english Install MYSQL and first SQL queries with MySql Workbench


Videogames Gamingbits 5783 views

How to Use Remote Play With Your Playstation 3 and PSP FREE

This video shows how to connect your PSP (firmware 3.80) to your PS3 (firmware 2.10), using a Private Network. Much easier than before!


Web Stats

Community: 17,008 users
Active courses: 74,474
Lessons: 2,066,701
Data: 74 GB
Online: 64 users