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Basic subtraction | Addition and subtraction | Arithmetic | Khan Academy



Introduction to subtraction

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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 is a nonprofit with a mission to provide a free, world-class education for anyone, anywhere. We believe learners of all ages should have unlimited access to free educational content they can master at their own pace. We use intelligent software, deep data analytics and intuitive user interfaces to help students and teachers around the world. Our resources cover preschool through early college education, including math, biology, chemistry, physics, economics, finance, history, grammar and more. We offer free personalized SAT test prep in partnership with the test developer, the College Board. Khan Academy has been translated into dozens of languages, and 100 million people use our platform worldwide every year. For more information, visit www.khanacademy.org, join us on Facebook or follow us on Twitter at @khanacademy. And remember, you can learn anything.

For free. For everyone. Forever. #YouCanLearnAnything

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27 Comments

  1. why are you laging kean

  2. Mnhubb

  3. Just kidding I love your vid can’t wait for your next one

  4. Erm vid is making me 🤢🤮

  5. you have a cool channel

  6. Im software engineer and im watching this video.. wanted to clear some doubts.. :-D.. nicely explain..

  7. Write the degree of the following polynomial. ab2cd – 3a2bcd3 +2ac4.

  8. Three Rivers school

  9. crickets in background

  10. oh i do Khan Academy,thanks!

  11. zzzzzzzzzz,huh?

  12. my goodness these are like the first Khan Akedemy videos

  13. Who the heck eats lemons for their meals

  14. #perfectexplanation

  15. Crainer fans u shouldn't be his fans anymore

  16. The youtuber Crainer Commentates said SSundee is so good at trolling in CrundeeCraft he gave up

  17. The lemons were a bad idea, I would never eat any plain

  18. Thanks for the video! For another fun way to learn basic math, check out the exciting new card game, Combination!

  19. I love that Video. Also

  20. 1 number

  21. He says we'll see that in A;egabra and I am wondering, ho wdo we see it in Algebra?

  22. Do you want us to explain what is algebra?
    what is your question exactly?

  23. Please, ask simple question. What didn't you understand exactly?

  24. Can*

  25. Sorry, how does information at the end go into Algebra?

  26. Sorry, cab someone please explain to me the end from the 3 plus 1 part.

  27. This shit is so hard to understand!!

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