McGraw Hill My Math Grade 2 Chapter 11 Lesson 7 Answer Key Centimeters and Meters

All the solutions provided inÂ McGraw Hill My Math Grade 2 Answer Key PDF Chapter 11 Lesson 7 Centimeters and Meters will give you a clear idea of the concepts.

McGraw-Hill My Math Grade 2 Answer Key Chapter 11 Lesson 7 Centimeters and Meters

Explore and Explain

_______________ centimeters

_______________ centimeters

_______________ centimeters

_______________ centimeters

Teacher Directions: One unit cube is 1 centimeter long. Use unit cubes to measure each object. Write the length of each object on the line.

8 centimeters
The cock is 8 centimeters long

2 centimeters
The ball is 2 centimeters long

4 centimeters
The nail is 4 centimeters long

3 centimeters
The ball is 3 centimeters

See and Show

Use a centimeter ruler to measure Âˇn centimeters. Use a meterstick to measure in meters There are 100 centimeters in a meter.

Use centimeters to measure shorter objects. Use meters to measure longer objects.
A Paper clip is about centimeters long.

Find the object. Estimate the length. Measure each object in centimeters or meters.

Question 1.
Object

Estimate: about _____________ centimeters
Measure: about _____________ centimeters
Estimate: about 4 centimeters
Measure: about 3 centimeters
Explanation:
The pencil is about 4 centimeters long

Question 2.
Object

Estimate: about ______________ meters
Measure: about ______________ meters
Estimate: about 45 centimeters
Measure: about 40 centimeters
Explanation:
The table is about 40 centimeters long.

Question 3.
Object

Estimate: about _____________ centimeters
Measure: about _____________ centimeters
Estimate: about 10 centimeters
Measure: about 12 centimeters
Explanation:
The tissue box is 12 centimeters long

Talk Math Identify objects in the classroom that are about 1 centimeter long.
Board pins are about 1 centimeter long.

On My Own

Find the object. Estimate the length. Measure each object in centimeters or meters.

Question 4.
Object

Estimate: about _____________ centimeters
Measure: about _____________ centimeters
Estimate: about 30 centimeters
Measure: about 28 centimeters
Explanation:
The cup board is about 28 centi meters long

Question 5.
Object

Estimate: about _____________ centimeters
Measure: about _____________ centimeters
Estimate: about 30 centimeters
Measure: about 30 centimeters
Explanation:
The paper is about 30 centimeters long.

Question 6.
Object

Estimate: about _____________ centimeters
Measure: about _____________ centimeters
Estimate: about 15 centimeters
Measure: about 14 centimeters
Explanation:
The Ice cream stick is about 14 centimeters long

Question 7.
Object

Estimate: about ______________ meters
Measure: about ______________ meters
Estimate: about 2 meters
Measure: about 2 meters
Explanation:
The door is about 2 meters long
Measured with measuring tape.

Question 8.
Object

Estimate: about ______________ meters
Measure: about ______________ meters
Estimate: about 1 meters
Measure: about 1 meters
Explanation:
The table is measured about 1 meter
Measured with measuring tape.

Problem Solving

Question 9.
Tyler runs the 100 meter dash two times. How many meters does he run in all?
____________ meters
200 meters
Explanation:
Tyler runs the 100 meter dash two times.
100 + 100 = 200
200 meters that he run in all

Question 10.
Jessaâ€™s ski poles are 65 centimeters tall. Her sisterâ€™s ski poles are 80 centimeters tall. How much shorter are Jessaâ€™s ski poles?

_____________ centimeters
15 centimeters
Explanation:
Jessaâ€™s ski poles are 65 centimeters tall.
Her sisterâ€™s ski poles are 80 centimeters tall.
80 – 65 = 15
15 cm shorter are Jessaâ€™s ski poles.

Question 11.
Mollyâ€™s wagon is 100 centimeters long. How many meters long is Mollyâ€™s wagon?
____________ meter
1 meter
Explanation:
Mollyâ€™s wagon is 100 centimeters long.
1 meter = 100 centimeter
1 meters long is Mollyâ€™s wagon.

HOT Problem The length of Isaacâ€™s bed is 2 meters. How many centimeters long is Isaacâ€™s bed? Explain.
2 meters
Explanation:
Because, 1 meter = 100 cm
2 x 100 = 200 cm
so, the length of Isaacâ€™s bed is is 2 meters

McGraw Hill My Math Grade 2 Chapter 11 Lesson 7 My Homework Answer Key

Practice

Find the object. Estimate the length. Measure each object in centimeters or meters.

Question 1.
Object

Estimate: about _______________ centimeters
Measure: about _______________ centimeters
Estimate: about 200 centimeters
Measure: about 190 centimeters
Explanation:
The door is about 200 centimeters long

Question 2.
Object

Estimate: about _______________ centimeters
Measure: about _______________ centimeters
Estimate: about 150 centimeters
Measure: about 128 centimeters
Explanation:
The cup board is about 128 centimeters long

Question 3.
Object

Estimate: about _______________ meters
Measure: about _______________ meters
Estimate: about 300 meters
Measure: about 253 meters
Explanation:
The houseÂ  is about 253 meters long.

Find the object. Estimate the width. Measure each object in centimeters or meters.

Question 4.
Object

Estimate: about _______________ centimeters
Measure: about _______________ centimeters
Estimate: about 18 centimeters
Measure: about 20 centimeters
Explanation:
The book is about 20 centimeters long

Question 5.
Object

Estimate: about _______________ meters
Measure: about _______________ meters
Estimate: about 3 meters
Measure: about 3 meters
Explanation:

Question 6.
One pine tree is 4 meters tall. The other pine tree is 3 meters tall. How many centimeters taller is the first pine tree?
_____________ centimeters
100 centimeters
Explanation:
One pine tree is 4 meters tall.
The other pine tree is 3 meters tall.
1 meter = 100 centimeters
4 x 100 = 400
3 x 100 = 300
400 – 300 = 100
100 centimeters taller is the first pine tree

Vocabulary Check

Question 7.
Circle the answer that is the same as 1 meter.
1 centimeter
10 centimeters
100 centimeters
1,000 centimeters