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  1. How to Use a Slide Rule (with Pictures) - wikiHow

    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 even …

  2. Illustrated Self-Guided Course On - International Slide Rule ...

    This self-guided course gives numeric examples of the basic calculations that a slide rule can do. Just follow the step-by-step instructions and you will be amazed by the power and versatility of the …

  3. 2.972 How A Slide Rule Works - MIT

    Multiplication and division are performed using the C and D scales. Square and square root are performed with the A and B scales. The numbers are marked according to a logarithmic scale. …

  4. 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 ver 3.0 on …

  5. A More Complete Slide Rule Tutorial - Instructables

    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 replaced slide rules.

  6. Basic Slide Rule Instructions

    Basic Slide Rule Instructions 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.

  7. How to Use a Slide Rule - The Tech Edvocate

    Despite being a simple mechanical device, the slide rule can help with multiplication, division, square roots, logarithms, and trigonometric functions. In this article, we’ll discuss how to use a slide rule …