This book contains entirely numerical problems and fully worked solutions in the topic of basic electronic circuits and it is designed for entry-level undergraduate courses as a supplement to standard textbooks and references. Each chapter contains interesting numerical problems with fully worked solutions to illustrate the approach of problem solving techniques for electronic circuits. The book is written in a lucid manner so that students are able to understand the realization behind the mathematical concepts which are the backbone of this subject. The book will benefit students who are taking introductory courses in electronic circuits and devices.