You should not do any calculations. In France I go to the tax web site and they know all of my income. I press ok and I am done. It takes 30 seconds (this was a

You should not do any calculations. In France I go to the tax web site and they know all of my income. I press ok and I am done. It takes 30 seconds (this was also the ad of the tax service, to do your taxes during a short break). Of you want to go fancy, you have 5 or 6 pages to play with. But this is really uncommon because you were need to have stuff the taxes do not know about.