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  1. How to Read a Ruler: 10 Steps (with Pictures) - wikiHow

    Sep 3, 2025 · We're here to explain what the ruler markings mean so taking measurements will be a breeze. Whether you need to know how to read an inch ruler or how to read a metric ruler (cm ruler), …

  2. How to Use a Ruler | Math Videos for Kids | Data and ...

    What is a ruler? How to Use a Ruler | Math Videos for Kids | Data and Measurement | Geometry for Kids | Twinkl USA

  3. How to Read a Ruler - Inch Calculator

    Learn how to read a ruler and what the fraction markings mean. Plus, learn how to use a metric ruler and the decimal to metric conversions.

  4. Using a Ruler - The Math Doctors

    Oct 24, 2019 · To measure a length, put the left end of the ruler, which could be labeled "0" but probably isn't, at one end, and pick the closest mark on the ruler to the other end.

  5. How to Read a Ruler—Step-by-Step with Pictures — Mashup Math

    This free guide on How to Read a Ruler will teach you how to accurately measure lengths using a ruler with either imperial units (inches) or metric units (centimeters).

  6. How to Use a Ruler | Grim Workshop Blog

    Nov 19, 2025 · A complete beginner’s guide to using a ruler for accurate measuring, marking, layout, and field use. Learn how to read, use, and master a ruler from scratch.

  7. What is Ruler? Definition, Types, Examples, Facts - SplashLearn

    A ruler is a simple tool used to measure length and also draw straight lines or line segments. Learn about types of rulers, its uses, examples, & more.