McGraw-Hill's 'GED Mathematics' will get you through the math portion of the GED with no problem. It guides you through your preparation step-by-step. First you will assess your strengths and weaknesses by taking a Pretest. The following chapters introduce you to math concepts on which hundreds of GED questions are based. Finally, you will test your knowledge and gauge your preparedness with a posttest. Features - A CD-ROM with three interactive tests packed with new questions not repeated in the book; Automatic scoring and diagnostic analysis for all tests on the CD-ROM - ideal for targeting strengths and weaknesses; Clear instructions to show you how to use number grids and coordinate plane grids; Easy-to-follow lessons to develop essential math skills in whole numbers, decimals, fractions, percents, ratios, data analysis, geometry, and algebra; and much more.