Full Answer
What is the smallest unit marked on a ruler?
Round off the following numbers to two significant figures.
- 247 is rounded to 250- Since the last digit on the right is greater than 5, drop it and increase the preceding digit by one, for the result 250.
- 243 is rounded to 240 - Since the last digit on the right is less than 5, drop it and insert zero instead, for the result 240.
- 27.16 is rounded to 27. ...
What is the smallest unit of measure on the inch ruler?
The smallest unit of measurement is 1/16 of an inch . When you look at a ruler and count all the lines between the 1 inch and 2 inch marks you will see that there are 16 lines all together.
How to measure inches without a ruler accurately?
- All US bills are 2.61 inches (6.6 cm), or roughly 6 inches (15 cm).
- A US quarter is .96 inches (2.4 cm) long, or roughly 1 inch (2.5 cm).
- A 5 euro bill is 120 millimetres (4.7 in) long, and a 50 euro bill is 140 millimetres (5.5 in) long and about 3 inches (76 mm) wide.
What can you measure with a ruler?
What things are an inch long?
- Paperclip. …
- Eraser. …
- Bottle cap. …
- Adult thumb from the knuckle. …
- USA Quarter. …
- 2.5 Staples. …
- 3 CD cases. …
- Sewing pin.
Where is 8.8 inches on a ruler?
Therefore, 8.8 is located between 8 inches and 9 inches on the ruler.
Where is an 8th of an inch on a ruler?
The 1/8 of an inch marks are the smaller marks found directly in between the 1/4 of an inch marks on the ruler. Between 0 and 1 inch, there are marks that denote 1/8, 1/4 (or 2/8), 3/8, 1/2 (or 4/8), 5/8, 6/8 (or 3/4), 7/8, and 1 (or 8/8) of an inch. In total, there are 96 of these marks on a 12 inch ruler.
What is .875 on a tape measure?
FRACTIONSINCHESMILLIMETERS55/64.85937521.8287/8.87522.22557/64.89062522.62229/32.9062523.01928 more rows
What is 2.6 inches on a ruler?
Therefore, 2.6 is located between 2 inches and 3 inches on the ruler. Looking at the table above, we can locate where the decimal part of 2.6 fits. The decimal part of 2.6 is more than 0.5625 and less than 0.625. Therefore, 2.6 fits between Mark 9 and Mark 10.
What is .8 as a fraction?
4/5Answer: 0.8 as a fraction is expressed as 4/5.
How big is an 8th of an inch?
Fraction, Decimal, and Millimeter Equivalent MeasurementsFractionDecimalMillimeters1⁄8“0.1253.1753⁄16“0.18754.76251⁄4“0.256.355⁄16“0.31257.937512 more rows•Feb 11, 2021
What is .875 as a fraction?
7/8Doing so, we find that 0.875 = 875/1000 is equivalent to 7/8.
Where is 2.875 on a ruler?
The decimal part of 2.875 fits exactly on Mark 14. Now we have all the information we need to show you where on our ruler 2.875 is located. 2.875 is located between 2 inches and 3 inches on Mark 14.
How do you turn .875 into a fraction?
Answer: 0.875 as a fraction is expressed as 7/8.
What is .8 on a ruler?
0:061:28How to Measure in Eighths on a Ruler : Math Measurements - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo that's convenient if you want to measure in eighths because 8 is half of 16.MoreSo that's convenient if you want to measure in eighths because 8 is half of 16.
What is .08 on a tape measure?
Therefore, 0.08 is located between 0 inches and 1 inch on the ruler. Looking at the table above, we can locate where the decimal part of 0.08 fits. The decimal part of 0.08 is more than 0.0625 and less than 0.125. Therefore, 0.08 fits between Mark 1 and Mark 2.
Where is 3.66 inches on a ruler?
3.66 is located between 3 inches and 4 inches, and 56% of the distance between Mark 10 and Mark 11. Our illustration below shows 3.66 inches marked with a red pin.
Imperial vs Metric
There are two type of ruler mesearment unit imperial as we know Inches and metric also called Centimeter.In a imperial ruler (Inches) we work on fr...
What is a Inches?
The inches are a part of the Imperial system and mainly used in the United States of America (USA). In a standard inches ruler is 12 inches wide or...
How to read Inches ruler?
We knew that the standard inch ruler is 12 inches long or 1 foot long. Which means that 12 inches long ruler divided into 12 equal parts. In one pa...
How to Convert Inches to CM
Convert inches to Centimetres use this formal Centimetres = Inches x 2.54. For example, you convert 12 inches to Centimetres. Centimetres =12 x 2.5...
How many Inches in 30 CM ruler
12 Inches in 30 CM ruler for more detail see our Inches to CM conversion table or you can convert any number to CM our online length convert web ap...
How to find 8 inches on a ruler?
To find 8 inches on this ruler you go from the zero on the bottom line to the 8 on the bottom line ( the top measurements are centimetres). Basically 8 inches is pretty much the full length of this particular ruler.
How many cm is 8 inches?
Thus, 8in on a centimetre ruler would be 8 * 2.54 = 20.32cm.
Where is the 1/2 inch line on a ruler?
The 1/2-inch line is located midway between every inch on a ruler. The midpoint between 7 and 8 inches, for instance, would be 7 1/2 (or 7.5) inches.
What is the middle length of a ruler?
The middle-length line on a metric ruler is the 1/2 (0.5) centimeter line, which comes midway between every centimeter (in other words, it's the fifth line after every whole centimeter): So if you counted five lines from 9 cm, for instance, you’d get 9.5 cm (or 95 mm).
What is the third largest line on a ruler?
The third-biggest lines on a ruler are the 1/4 inch lines, which appear midway between the 1/2 inch and whole inch lines: If you counted in 1/4 inches on a ruler, you'd see that the fourth line after 0 inches equals 1/4 inch, the eighth line equals 2/4 (1/2) inch, and the 12th line equals 3/4 inch.
What are the two types of rulers?
There are two types of rulers you can use: the inch, or imperial, ruler and the centimeter, or metric, ruler. Inches correspond to the imperial system, which is the main measuring system used in the US and a smattering of other countries. Meanwhile, centimeters are part of the metric system, which is used around the world in both everyday life ...
How long is a standard ruler?
The standard metric ruler is 30 cm long. Each centimeter is labeled with a number to show the measurement it's referring to. You might see inches on the other side of your metric ruler. In this case, refer to the instructions above to learn how to read a ruler in inches.
What is the largest unit on a ruler?
The inch is the biggest unit on a ruler and is represented by the longest line. Each 1-inch line is labeled with a number indicating what inch it is on the ruler (as the image above shows).
How many inches are in a foot?
Right away, you should be able to tell that this ruler uses inches, as it’s divided into 12 equally spaced areas (labeled 1-12), and we know there are 12 inches in a foot (ignore the cm below).
How many 1/2 inch marks are there on a 12 inch ruler?
This means that marks directly between the 0 and 1 inch, 1 and 2 inches, 2 and 3 inches, and so on across the ruler, are the 1/2 inch marks. In total, there are 24 of these marks on a 12 inch ruler.
How to read a ruler?
Make sure you read the ruler from left to right. If you are measuring something, align it with the left side of the zero mark on the ruler. The left side of the line where the object ends will be its measurement in inches.
What do the numbers next to the longest lines on a ruler mean?
The large numbers next to the longest lines on the ruler denote the centimeter marks . A metric ruler has 30 of these marks. For example, place the bottom of a crayon on the far left side of the ruler to measure it. Note where the tip falls.
What is the line on a ruler?
The very first line on the left hand side of the ruler is the 1/16 of an inch mark. Between 0 and 1 inch, there are marks that denote 1/16, 2/16 (or 1/8), 3/16, 4/16 (or 1/4), 5/16, 6/16 (or 3/8), 7/16, 8/16 (or 1/2), 9/16, 10/16 (or 5/8), 11/16, 12/16 (3/4), 13/16, 14/16 (or 7/8), 15/16, 16/16 (or 1) of an inch.
What are the 1/8 of an inch marks?
Learn the 1/8 of an inch marks. The 1/8 of an inch marks are the smaller marks found directly in between the 1/4 of an inch marks on the ruler. Between 0 and 1 inch, there are marks that denote 1/8, 1/4 (or 2/8), 3/8, 1/2 (or 4/8), 5/8, 6/8 (or 3/4), 7/8, and 1 (or 8/8) of an inch.
How to measure 1/4 of an inch?
Learn the 1/4 of an inch marks. Halfway in between each 1/2 inch line, there will be a smaller line that denotes a 1/4 of an inch. In the first inch, these marks will mark 1/4, 1/2, 3/4, and 1 inch. Although the 1/2 inch and 1 inch marks have their own lines, they are still part of the 1/4 of an inch measurements because 2/4 of an inch equals half an inch and 4/4 of an inch equals 1 inch. There are a total of 48 of these marks on a 12 inch ruler.
How many smaller marks are there in a cm?
Between each centimeter (cm) mark, there should be 10 smaller marks called millimeters (mm). Make sure you read the ruler from left to right. If you are measuring an object, align it with the left side of the zero mark on the ruler. The left side of the line where the object ends will be its measurement in centimeters.
How to tell if ruler marks 8ths or 16ths?
Count the number of marks between an inch mark and the next inch mark to determine whether the ruler marks 8ths or 16ths. Inches are generally marked with a number and a longer line. Half-inches, 1/4 inches, 1/8 inches and 1/16 inches are marked with increasingly shorter lines. One-half inch is midway between the left end ...
What is the next line on a ruler?
On a ruler dividing the inches into eighths, 5/8 inch is the next line. On a ruler dividing inches into 16ths, it is two lines from the half-inch mark. ADVERTISEMENT.
What is 5/8 inch?
If the ruler divides the inches into eighths, 5/8 inch is the fifth mark on the ruler from the left side. If the ruler divides the inches into 16ths, it is the 10th mark. Count the number of marks between an inch mark and the next inch mark to determine whether ...