When did the calculator replace the slide rule?

Answer As calculators began to drop in price in the 1970s, people started using slide rules less and less often. Now, when a calculator can be purchased for only a few dollars, slide rules are virtually u... Read More »

Top Q&A For: When did the calculator replace the slide rule

How to Use a Slide Rule?

Suppose you want to compute 8+15 but you forgot how to add. Would it help if you had two yardsticks? Then you could just line them up so that they are offset by 8 inches. If the 0 lines up with the... Read More »

Uses of a Slide Rule?

Slide rules are essentially analog computers, once widely used for the same purpose as modern digital calculators. These mechanical devices are composed of sliding scales that allow users to perfor... Read More »

Slide Rule Types?

Slide rules are logarithmic scales that feature moving parts used to perform simple and complex mathematical equations. Slides are available with various labels that correspond with the function th... Read More »

Who developed the slide rule?

William Oughtred invented the slide ruler in 1622. Born in 1574, Oughtred was an Anglian minister educated at Eton School and King's College in England, from which he received a Master of Arts degr... Read More »