Different Sums

Sept 23.png

The purple squares can be represented by 1+2+3+4+5+6 and can be visually seen by finding half the area of the rectangle above. (6 x 7)/2.

Read more here: https://brilliant.org/wiki/sum-of-n-n2-or-n3/ 

2 thoughts on “Different Sums

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s