[Chuck54]

At an estimated cost of $800M to the taxpayers.

Mighty close to a billion there. Might be a tad high.

:-)

[EDINVA]

estimates seem to run from $500-800M. Safaris aren’t cheap, you know. Oh, how could I forget? This was an ‘outreach mission.’

http://www.whitehousedossier.com/2011/06/27/michelles-south-africa-trip-cost-taxpayers-500000/

[Chaguito]

M = 1000
MM = 1,000,000