A grid technique designed by the author makes these calculation workbooks unique. Buy only the section you need as determined by the diagnostic exam. Or buy the entire workbook. Of course the answers are also given for all problems. Technical Literacy Lists Everyone wants to understand the world we live in.
Language is the key to understanding.
Therefore to be the best electrician possible requires a great vocabulary. This vocabulary is how we process information. Without a clear understanding of the words we read, hear or speak, then communication isn't accurate.