Sep 9, 2025 · To someone who doesn't know how to use it, a slide rule looks like a ruler designed by Picasso. There are at least three different scales, and on most of them the numbers aren't …

To do a calculation with a slide rule you reduce all numbers to scientific notation with 2-4 digits then use the slide rule to perform the basic operations. In a separate calculation you find the …

1 day ago · The slide rule is essentially a log table on a stick. That’s how the most common scales work, at least. Many rules have other scales, so you can quickly, say, square or cube numbers …

A More Complete Slide Rule Tutorial: A member at Instructables asked me to explain how to use a slide rule for the sake of those who came along about the time electronic calculators …

To multiply two numbers on a typical slide rule, the user set the left index (start of the scale) on the C scale to line up with one factor on the D scale. (All labels refer to Pickett scales. Scale …

Here I cover the most basic operations of a slide rule: multiplication/division and squares/s...more. Part 2 is now LIVE: • How to Use a Slide Rule 2: Trig, Log, and ... Here I...

n using the slide rule. We'll use the scales labeled C and D. These two scales are laid out so that each number x is log(x) times 6 inches from the left end o the 6 inch long scale. The numbers …

This section tells you how to use a slide rule. It includes a guide to the most common uses of a rule and instructions for some non-standard rules. Instructions for some common and not-so …

In addition to providing the mathematical foundations for how and why a slide rule works, this principle establishes its mathematical possibilities and limits.

To calculate the product of two numbers, make sure that the beginning of the sliding scale is aligned with the first factor on the fixed scale. Opposite that figure on the fixed scale is the …