Uses of a Slide Rule?

Answer 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 »

Top Q&A For: Uses of a 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 »

How to Operate the Slide Rule?

Some may feel that in an era of portable computers and graphing calculators that the slide rule is little more than an anachronism. While it is a little dated, it is important to remember that the ... Read More »

How to Use a Bezel Slide Rule?

Many pilot's watches made make use of a circular slide rule on the bezel of the watch. These were used by pilots to do simple arithmetic, conversions and other calculations in an era before GPS and... Read More »

How to Use a Slide Rule Watch?

Slide rule watches feature a series of movable numbered dials that let you perform mathematical calculations, such as multiplication, division, and money conversion. Although numbers on the watch m... Read More »