I couldn't resist posting this video, and if you'd like to follow the whole story you could follow the link to this story:
http://www.freetech4teachers.com/2010/01/importance-of-proper-mathematics.html
Enjoy!
A new free guide for Earth Day
3 days ago
Ouch. I think it's very common to misuse currency symbols. I wonder -- if we took away the $ and ¢, and instead wrote out the words:
ReplyDelete.002 dollars
.002 cents
Would the math make better sense (no pun intended) then...?
L.