Sign in
or
Create an account
Home
Me
Rooms
Everyone
Subscribe
James P
Feed
Comments + Likes
James + Friends
James's subscriptions
or
sign in
to get started
« Back to James's feed
bookmarked a page on
delicious
Odd Line: 9 Mental Math Tricks
September 22 at 1:11 pm -
Link
I need all the tricks i can get, when it comes to doing arithmetic. -
James P