Decimal Rulers can be based on any measuring system but are usually based on either the English measurement system inches in or the Metric measurement system of millimeters mm , centimeters cm and meters m. Decimal Rulers utilizing inches normally have marks or graduations of 0. In the drawing below, we show a ruler with graduations or marks of 0.
Often you will encounter rulers that do not have a legend which identifies what decimal of an inch is utilized on the scale. If you have a measurement that is accurate to a tenth of a foot, like that used by some laser measuring equipment, you can quickly convert it to inches with a quick calculation. To calculate how many inches in the measurement you have, multiply the decimal by For example, if the measurement is If you have a measuring tape, feet and 2.
To convert 2. For example 0. Next, simply the fraction by dividing it by the common denominator. In this example, the common denominator is 2.
Therefor the final measurement of Whenever you are converting decimals, it's important to understand the conversion is almost always an approximation limited by the number of decimal points, as 0.
These are the measurements and fractions that are on a ruler and the decimal and millimeter metric equivalents. If you need to convert larger inch fractions to decimal or metric, use our inch fraction calculator. You are here. Reading a ruler starts with understanding what all the ticks mean. The mid-sized ticks between the inch ticks and half-inch ticks are the quarter-inch ticks.
The smaller ticks are the eighth-inch ticks and may be the smallest or second smallest markings on the ruler.
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