We included **HMH Into Math Grade 2 Answer Key PDF** **Module 19 Lesson 2 Measure to the Nearest Centimeter **to make students experts in learning maths.

## HMH Into Math Grade 2 Module 19 Lesson 2 Answer Key Measure to the Nearest Centimeter

I Can measure length to the nearest centimeter using a centimeter ruler.

**Spark Your Learning**

Find three small objects. How can you measure them without a ruler?

about _________ centimeters

about _________ centimeters

about _________ centimeters

Enola has a collection of small objects. She needs to measure each object to see how it will fit in her cabinet. Enola does not have a ruler. How can she find the lengths of her small objects? Find three small objects in the classroom, and find their lengths in centimeters. Draw a picture of each object and write its length.

Answer:

Explanation:

crayons about 8 centimeters

paint brushes about 18 centimeters

book about 15 centimeters

She estimated with the help of unit cube.

**Build Understanding**

Question 1.

Larsa has this pencil. What is the length of the pencil to the nearest centimeter?

Connect to Vocabulary

A centimeter ruler is a tool used to measure the length of an object in centimeters.

A. Look at the unit cubes and the centimeter ruler. How is measuring with a centimeter ruler like measuring with unit cubes?

Answer:

B. Use the centimeter ruler to measure Larsa’s pencil.

How long is Larsa’s pencil?

__________ centimeters

Answer:

14 centimeters

Explanation:

1 centimeter = 1 unit cube

according to the pictures of cubes and the ruler,

Larsa’s pencil is 14 centimeters long

**Turn and Talk** How is measuring with a centimeter ruler different from measuring with unit cubes?

Answer:

Cubes are placed to measure the length and with the ruler the end point is considered as the length.

**Step It Out**

Question 1.

Carlos measures his comb to make sure it can fit in his bag. Use a centimeter ruler to measure the comb.

A. Line up the left end of the comb with the zero mark on the centimeter ruler.

B. Which number mark lines up with the right end of the comb?

Answer:

C. How long is the comb?

__________ centimeters

Answer:

Explanation:

The left end of the comb is at 0 cm and

The right end of the comb mark at 11

so, the comb is 11 centimeters.

**Turn and Talk** Which do you like to use to measure length in centimeters? Unit cubes or a centimeter ruler? Why?

Answer:

Centimeter ruler

Rather than counting the cubes directly we can say the centimeters in the ruler.

**Check Understanding**

Question 1.

Measure the key with a centimeter ruler. How long is the key?

___________ centimeters

Answer:

Explanation:

The key is 3 centimeter long,

The left end is at 0 and the right end of the key at number 3.

**On Your Own**

Question 2.

**Use Tools** Measure the shoe with a centimeter ruler. How long is the shoe?

___________ centimeters

Answer:

Explanation:

The left end of the shoe at 0,

and the right end of the shoe is at number 8

so, the shoes is 8 centimeters long.

**Measure the length of each object to the nearest centimeter.**

Question 3.

__________ centimeters

Answer:

Explanation:

Explanation:

The left end of the carrot at 0,

and the right end of the carrot is at number 8

so, the carrot is 8 centimeters long.

Question 4.

__________ centimeters

Answer:

Explanation:

The left end of the shell at 0,

and the right end of the shell is at number 4

so, the shell is 4 centimeters long.

**I’m in a Learning Mindset!**

What do I do when I don’t know what to do?

Answer:

5 things to do when we don’t know what to do

1. Get More Information.

2. Find a Mentor.

3. Act, Learn, Build, Repeat

4. Do The Obvious.

5. Find a Bright Spot.