Basic to the understanding of unit conversion is the understanding of equivalence, the understanding of the multiplicative identity of 1, and how the two are related. For a review of these concepts, click on Review.
If you have forgotten how to manipulate fractions, visit Fractions for Adults on SOSMath for an in-depth review.
Review the following table (Webster's New World Dictionary, Second Edition, Simon and Schuster, 1982) of Standard Units of Conversion to see if you can create fractions that have a value of 1. You can click to examples following each table.
Example 2: You have decided to carpet a 21-foot by 33-foot room in your house, and you have decided on a carpet that costs $22.00 per yard. The carpet comes from the mill in rolls that are 9 feet wide. Decide how to cut the carpet so that your cost is minimized. How much will it cost you to carpet the room?
If you would like to review another example, click on Example.
If you would like to work some problems, click on Problems.
If you would like to go back to the table of contents, click on Table of Contents.
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Do you need more help? Please post your question on our S.O.S. Mathematics CyberBoard.
Author: Nancy Marcus
Sun Aug 10 20:44:02 MDT 1997