# Into Math Grade 2 Module 18 Lesson 2 Answer Key Make and Use a Ruler

We included HMH Into Math Grade 2 Answer Key PDF Module 18 Lesson 2 Make and Use a Ruler to make students experts in learning maths.

## HMH Into Math Grade 2 Module 18 Lesson 2 Answer Key Make and Use a Ruler

I Can use 1-inch tiles to make a ruler to measure objects.

How can you show a piece of tape Matteo uses? An art class is making scrapbooks. Matteo uses pieces of tape that are 3 inches in length. The tape will hold pictures on the pages. Use a tool to draw a piece of 3-inch tape Matteo could use. Explanation:
Matteo made a 3 inch tape with apples on it.

Build Understanding

Question 1.
Trisha wants to use a ribbon that is 4 inches long. Can she use this ribbon? Make a paper ruler to find out. A. How can you use tiles and grid paper to make a ruler? A ruler is a tool used to measure length. B. Use different colors to shade the squares below the tiles.

C. How does it help to have different colors of squares next to each other?

D. Cut out your paper ruler. Measure the ribbon. The ribbon is _________ inches long. The ribbon is 6 inches long.

E. Can Trisha use the ribbon? Explain.  Explanation:
The ribbon is 4 inches long
Yes, Trisha can use the ribbon,

Question 2.
Trisha wants to use a ribbon that is 4 inches long. Can she use this ribbon? Make a paper ruler with numbers to find out. A. Turn your paper ruler over. Color the squares to match the colors on the front.  B. Use numbers to label your paper ruler.  C. Use the paper ruler with numbers to measure the ribbon.
The ribbon is _________ inches long. yes, the ribbon is 4 inches long.

D. Can Trisha use this ribbon? Write Yes or No.
Yes, Trisha used the ribbon.

Turn and Talk How do the numbers on the paper ruler help with measuring?
By the numbers on the paper strips we know the length of the ribbon.

Step It Out

Question 1.
Measure a paper clip two different ways.
A. Measure the paper clip using your paper ruler without numbers.  B. Measure the paper clip using your paper ruler with numbers.  C. The paper clip is about ______ inches long.
The paper clip is about 2 inches long.

D. Why is the length the same using different paper rulers?
as the inches lengths are same.

Turn and Talk Which paper ruler is easier to use?
Numbered paper ruler is easier to use.

Check Understanding

Question 1.
Use one of the paper rulers you made to measure the length of the pen.  Explanation:
The pen is about 6 inches long.
measured with the help of the paper ruler.

Question 2.
Use Tools Measure each piece of tape. Circle the tape that is 4 inches long. The tape is about _________ inches long. The tape is about _________ inches long. The tape is about _________ inches long. The tape is about 4 inches long. The tape is about 4 inches long. The tape is about 5 inches long.
Explanation:
The first tapes and second tape are 4 inches long.

Question 3.
Attend to Precision Use one of the paper rulers you made. Draw a line that is 2 inches long.  Explanation:
A line was drawn that is 2 inches long which is measured with paper ruler.

Question 4.
Cam and Tori measure the length of the same piece of yarn. Cam uses the paper ruler with numbers. Tori uses the paper ruler without numbers. How will their measurements be the same?
Yes, there measures will be same.
Explanation:
Without numbers on the paper ruler by counting the blocks on it we can measure the yarn.
If the yarn is up to 3 blocks then it is 3 inches accordingly.

Question 5.
Use Tools How long is the ribbon? Use one of the paper rulers you made to measure.  Explanation:
The ribbon is about 4 inches long,
we have measured the ribbon with the help of a paper ruler.

Question 6.
Use color tiles to measure the length of a marker. Then use one of the paper rulers you made to measure the length of the marker.
Was the measurement the same? Explain.
when we measure with tiles or measure with paper rulers the length will be same
The length will not be change when ruler is compared with the colored tiles.

Question 7.
Attend to Precision Use one of the paper rulers you made. Draw a line that is longer than 2 inches and shorter than 4 inches in length.  