Contractor and Instructor Kenneth Williams, Sr. has written a new, easy-to-understand book for contractors on how to apply mathematical calculations in their trade. The author says that making precise measurements using the correct formulas will save you money and time through fewer trips to the lumberyard, not to mention less material waste.
All in all, it will help make you a better contractor!
Listen to Williams discussing his book at:
You can also check out other readers' reviews of the book and order it online at Amazon.com.