Acclaim for "In today's world, 'innumeracy' is an even greaterdanger than illiteracy, and is perhaps even more common.Advertisers and politicians exploit it; intellectuals (self-styled)even flaunt it. I hope that this wise and witty book will providecures where they are possible, and warnings where they arenecessary. "It's also a lot of fun. I can guarantee that 100%."--Arthur C.Clarke "Dewdney retells with charm and wit magnificent morsels ofmathematical mayhem discovered by his army of volunteer 'abusedetectives.' From 'sample trashing' to 'numerical terrorism, ' from'percentage pumping' to 'dimensional dementia, ' 200% of Nothingplumbs the depths of innumeracy in daily life and reveals whatordinary people can do about it. A rich, readable, instructive, and persuasive book."--Lynn ArthurSteen, Professor of Mathematics, St. Olaf College