Teaching Your Kids How to Use a Ruler

The Inch Ruler. An inch ruler is marked by long lines with the numbers 1 to 12 written below each line. The distance from one long line to the next long line is 1 inch. The distance from 0 to 1 is 1 inch. The distance from 0 to 2 is 2 inches. This goes all the way up to . Tip: Always read a ruler from left to right. And always start measuring from the "0" mark, not from "1". Measuring Height. How do we measure the height of your photo? ??. ?? We turn the ruler on its side and line the number 0 with the bottom of the picture: Then read the number that lines up with the topmost part of the photo (??). What does it say?

Length and width are the dimensions of your photo. You can use a centimeter ruler! A centimeter ruler is 30 cm long. It's used to measure the length of small objects, like what is a urban and regional planner photos and papers.

Before we try measuring the photo, let's remind ourselves what each of the lines on the ruler mean. The length between what can you do for ear mites in dogs smallest lines is 1 mm or 0. That's really tiny! You need 10 mm to make 1 cm! The line halfway between 0 and 1 is the 5 mm line. Tip: 5 mm is the same as 0.

To find the width of your photo, align the left side of it r3d the "0" mark. It makes a huge difference! Tip : Always read a ruler from left to right. And always start measuring from the "0" what is severe anemia level, not from "1". What does it say? Most of the time when you're measuring an object, it won't be exactly 1 cm or 2 cm long. It will be somewhere in between. When that happens, you'll have to find which centimeter it's nearest to.

You could say that it ends between 9 ruoer and 10 cm. But which centimeter is it closest to? If it's after, then it's closer to 10 cm. Here's a closeup of the photo. Does the photo end before or after the 5mm line?

Class Ace. Start Practice. How to Use a Centimeter Ruler Let's say you printed a cool photo, and want to frame it. How big should the frame be? Grare would you use to measure these dimensions? It's almost the same length as an inch ruler. The longest lines on the ruler are 1 cm apart. What unit of measurement is smaller than a centimeter?

Millimeters mm The length between the smallest lines is 1 mm or 0. Measure Using the Longest Lines To find the width of your photo, align the left side of it with the "0" mark. Where does the photo end? It ends at 8! Measuring Height Grace do we measure the height of your photo? Measuring to the Nearest Centimeter Most of the time when you're measuring an object, it won't be exactly 1 cm or 2 cm long. What's the width of this photo? It ends after the 5 mm line.

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Digital Ruler: A Teacher’s Tool

Digital Ruler: A Teacher’s Tool. Rulers are mainly used to draw straight lines and measure lengths. Teaching students how to read a ruler in an innovative way can make classroom a fun place. The embedded digital tool by SplashMath aims to make the process of understanding ruler, simpler and quicker. Key Features of the Tool. Usually, 1/4 on a ruler is marked with equal heights but shorter than the ? mark. To measure an object, the child should make sure that one end of the object to be measured is at 0. To read a ruler, find the mark closest to the other end of the ruler. In metric units, a millimeter ruler would divide each centimeter into 10 equal parts. Nov 29,  · Jan 6, - Show your second grader how to use a ruler with this math worksheet!

Then, he looked at the end of the sandwich, and checked which number it was level with. An inch ruler is marked by long lines with the numbers 1 to 12 written below each line. The distance from one long line to the next long line is 1 inch. Class Ace. Start Practice. How to Use an Inch Ruler Andy is really hungry. He buys a sandwich for lunch. It is quite a long sandwich! It looks like it's 1 foot long! So he got a ruler, and laid the sandwich across it. He made sure to start at zero. What number did he see?

That's 12 inches. The distance from 0 to 1 is 1 inch. The distance from 0 to 2 is 2 inches. This goes all the way up to 12 inches. What could they mean? Its end is level with the long line that's between 6 and 7. What's the length of the candy? What is its length? This pencil is a bit longer than the other one.

Watch and Learn Why don't you try the practice exercises? Start a 7 day free trial. I know it's because of Class Ace! Unlimited learning. Cancel any time. Promo code. Suggest edit. We offer affordable, effective Common Core learning plans for districts. Learn Math Math 1st Grade. Math 2nd Grade. Math 3rd Grade. Learn Spelling Spelling 1st Grade. Spelling 2nd Grade. Spelling 3rd Grade. Spelling 4th Grade. Learn Grammar Grammar 1st Grade. Grammar 2nd Grade. Learn Handwriting Handwriting 1st Grade.

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