While that may be true I put this here just to bury the Ayurvedic nonsense post and I thought you might all get a laugh out of it.
12 Things Women do Differently than Men
All pretty sexist.
As for women getting out the pocket calculator in a restaurant, that’s not how my friends and I do it. We either all put in our credit cards and ask the waiter or waitress to split it evenly or we add in a tip to the total and divide it by the number in our party and pay accordingly. No calculator necessary.