Students, engineers, contractors, and makers use rulers for math, construction, architecture, sewing, landscaping, and more. According to Dictionary. Several types of rulers include wooden or metal rulers, yardsticks, seamstress tapes, tape measures , carpenters rules, and architects scales. Rulers have measurements in imperial and metric, imperial-only, or metric-only.
Get more information on rulers , including different types and uses, or download and print one of our free printable rulers. The markings on a standard ruler represent the fractions of an inch. Note where the tip falls. If the crayon ends directly on the long line next to the large number 14, your crayon is exactly 14cm long. There are a total of 60 of these marks on a 30 cm ruler. Your button is 1. For example, to measure 0. Learn the millimeter marks. Between each 0. There are a total of 10 lines per centimeter, with the 0.
There are millimeter marks on a 30 cm ruler. The Therefore, Not Helpful Helpful Yes, but it really depends on what type of ruler you want to learn as well as how fast you pick up new material. Each small line represents 1mm. Therefore, the first line past the big number for instance 25 will represent Not Helpful 93 Helpful The centimeters side is usually the part of the ruler where the markers are shorter and closer together.
It reads cm, and has more numbers. It's in the middle between the 7th and 8th millimeter lines in a centimeter. In other words, it ends in the middle of the second half of a centimeter. Not Helpful 88 Helpful Not Helpful 75 Helpful Not Helpful 84 Helpful Some lower quality rulers have spaces at the beginning to make the rulers easier to use. Higher quality rulers are often made of non-elastic materials like steel or aluminum, and their markings start without any space. Not Helpful 69 Helpful A quarter inch.
Not Helpful 64 Helpful So you can put the ruler in a 3- or 5-ring binder to use in school or in an office environment.
Include your email address to get a message when this question is answered. By using this service, some information may be shared with YouTube. Make sure you always use the correct side of the ruler for the task at hand. You don't want to get the centimeters and the inches mixed up or your measurements won't be correct.
Remember that there are 12 large numbers on an English ruler and 30 numbers on the metric ruler. Helpful 7 Not Helpful 2. Learning to read a ruler takes practice, especially converting the numbers in the measurements. Just remember to practice using your ruler and you'll get better at it. Helpful 8 Not Helpful 6.
Submit a Tip All tip submissions are carefully reviewed before being published. Related wikiHows How to. How to. Co-authors: Updated: November 8, Categories: Measuring and Marking Tools. Article Summary X To read a metric ruler to measure centimeters, look at the long lines on the ruler that are numbered , which are the centimeter marks.
In other languages Deutsch: Ein Lineal ablesen. The strand comes to the ninth line after 16 cm on the ruler. This would mean the strand is If you want any extra assistance with learning how to read a ruler in cm or inches, videos and worksheets can be excellent resources.
All of these resources, in addition to the handful of practice questions we gave you above, should be enough to get you reading a ruler in no time at all! Got questions about decimals and fractions? Our expert guides will teach you how to convert decimals to fractions and how to add and subtract fractions.
Metric rulers usually have only centimeters and millimeters on them. But did you know there's an even tinier unit called nanometers? Learn how to convert nanometers to meters and other measurements with our in-depth guide. Ever seen Roman numerals but didn't know how to read them? Check out our detailed guide and you'll be on your way to understanding this ancient numerical system!
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A Comprehensive Guide. Choose Your Test. How to Read a Ruler in Inches and Centimeters.
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