How To Read A Ruler In Inches Decimals

Points need to know while measuring with ruler.

How to read a ruler in inches decimals. Inch fractions on a ruler. In the case of our example you would start at 3 feet and then count 9 inches. Then multiply 6 x 16 9 6 and count 9 hash marks after 9 inches and make your mark a little to the right of the midpoint between the ninth and 10th hash mark to compensate for the six tenths. 5 14 16 inches how to read a ruler in centimeters.

Keep in mind that the inch ruler is with fractional division for example 5 1 2 inches and the metric ruler is with decimal division for example 5 7 cm. Get an inch ruler. Most fractional rulers are based on the english measuring system where scales are graduated in units of one inch and fractions of an inch. When we marked the 1 2 inch on our ruler we cut the inch in half and doubled the denominator of the previous fraction.

Then we took the previous fraction one inch which converted to a fraction with a numerator and denominator is 1 1 and doubled the denominator. Each foot is broken down into inches. Read ruler from left to right side. If there are 100 the smallest graduation or mark is 1 100 or 0 01 as a decimal.

These are the measurements and fractions that are on a ruler and the decimal and millimeter metric equivalents. The chart also shows hints on the markings sizes found on a tape measure or ruler. If a ruler has no legend the smallest graduation of an inch will have to be calculated. Now that we ve looked at how to read a ruler in inches let s go over how to read a ruler in cm.

You ll know it s an inch ruler because it will have 12 lines that denote inches on the ruler. Use the number you calculated in step 3 to count inches. Each inch is broken down into 15 smaller marks equaling 16 marks in total for each inch on the ruler. 12 inches equals 1 foot 0 305 m.

Fractional rulers are more difficult to read than decimal rulers and mistakes are easily made. Reading from left to right your decimal ruler like the standard ruler has the numbers 1 through 12 which represent the inch marks. Find decimal equivalents in 1 64 increments including 1 2 1 4 1 8 and 1 16 and 1 32. If you need to convert larger inch fractions to decimal or metric use our inch fraction calculator.

If you are trying to teach your child how to read and to measure with a ruler you might find it difficult to measure to the tenths of an inch. 5 7 8 inches also acceptable. If there are 10 the smallest graduation or mark is 1 10 or 0 1 as a decimal. This is especially important to know if you re studying science recall that science generally uses the metric system not the imperial system.

The chart below can be used to easily find the correct fraction for your decimal measurement or vice versa.