How did the Greeks calculate the radius of Earth and the distance to the Moon? How was found the complete method to solve third- and fourth-degree equations? How was attempted to calculate the time spent by a ship at sea in the fourteenth century ? What is Pell's equation and how is it solved? What method did Archimedes use to approximate the value of Pi? ... This book is a compilation of historical Mathematical problems since the fourth century BC. until the 17th century. Sorted chronologically and solved in a simple way so that everyone interested in Mathematics can understand their solution. Each problem begins with a brief historical introduction, continues with a complete solution supported by multiple tables, figures and examples, and ends with observations on the consequences deduced from it. High quality edition