A proof they NEED to teach in school

This may be one of the coolest ways I've seen to sum the square numbers from 1 to n^2 - what do you think?

❗❗DID YOU KNOW 85% of PEOPLE WATCHING ARE NOT SUBSCRIBED?!?!? Please consider hitting that subscribe button for more helpful videos❗❗


Want to send me a fun maths problem or theorem, or just want to say hi? Email me: [email protected]

Follow me on Instagram: @jpimaths
  / jpimaths  

Don't forget to subscribe, it's *FREE*:    / @jpimaths  

And, as always, any comments, feedback or suggestions are welcomed!

Thanks.

PS. I'm also available for private tutoring! As someone who has successfully studied maths at Oxford University, I can help you in achieving your dreams of studying maths at a top university. I have over 2 years of experience tutoring maths to prospective Oxbridge students! Email me using the email address above to get more details!