Practice the problems of Math in Focus Grade 2 Workbook Answer Key Chapter 7 Practice 5 Real-World Problems: Metric Length to score better marks in the exam.

## Math in Focus Grade 2 Chapter 7 Practice 5 Answer Key Real-World Problems: Metric Length

**Solve.**

Question 1.

How far does Sam walk from his house to the playground? ____ m

Answer: Sam walk 320 meters from his house to the playground.

Question 2.

How far is Peter’s house from the playground? ___ m

Answer: 490 meters far is Peter’s house from the playground.

Question 3.

Who lives nearer to the school, Sam or Peter? _____

Answer: Sam lives nearer to the school than peter.

Explanation:

Sam lives 770 m distance from the school,

Whereas Peter lives 940 m distance from the school,

Therefore, Sam lives nearer to the school than Peter.

Question 4.

How much nearer? ___ m

Answer: Sam lives 170 m nearer than Peter.

Question 5.

If Sam goes to the ballpark from his house, how far does he walk? ___ m

Answer:

370 m Sam walks from his house to the ballpark.

Explanation:

Distance between Sam’s house and Ballpark,

By adding 170 with 200 we get the distance to the ballpark which is 370m.

Question 6.

Peter left his house to walk to the ballpark. He has walked 123 meters. How much farther does he have to walk? ___ m

Answer: 200 – 123 = 77m

Explanation:

Given,

From Peter’s house to the ballpark is 200m,

He has walked 123 meters,

By subtracting 123 from 200 we get the distance 77m,

Therefore, 77m Peter’s needs to walk to go to the ballpark.

**Solve.**

Question 7.

There are two pictures. One of them is 35 centimeters long. The other is 86 centimeters long. They are placed side by side. What is the length of the two pictures?

The length is ___ centimeters.

Answer: The length is 121 centimeters.

Explanation:

Given,

There are two pictures,

One picture is 35 centimeters long,

The other picture is 86 centimeters long,

By adding 35 with 86 we get 121,

Therefore, the length of the two pictures is 121 centimeters.

Question 8.

A ribbon is cut into three pieces. They are 4 meters, 6 meters, and 2 meters long. How long was the ribbon before it was cut? The ribbon was ________ meters long.

Answer: The ribbon was 12 meters long before it was cut.

Explanation:

The ribbon is cut into 3 pieces,

The measures of 3 pieces which are 4, 6 and 2,

By adding 4 with 6 we get 10 and then adding 10 with 2 we get 12,

Therefore, the ribbon was 12 meters long before it was cut.

Question 9.

Mrs. Chu has 2 pairs of chopsticks. Each red chopstick is 19 centimeters long. Each yellow chopstick is 22 centimeters long.

a. Which pair of chopsticks is longer?

The ___ chopsticks

Answer: The pair of Yellow chopsticks are longer.

Explanation:

Given,

The red chopstick is 19 centimeters,

By multiplying 19 with 2 we get 38 which is the pair of red chopsticks length,

The yellow chopstick is 22 centimeters,

By multiplying 22 with 2 we get 44 which is the pair of yellow chopsticks length,

Therefore, the pair of yellow chopsticks are longer.

b. How much longer? ___ cm

Answer: Pair of Yellow chopsticks are 6cm longer than pair of red chopsticks.

Explanation:

Given,

Pair of yellow chopsticks is 44cm,

Pair of red chopsticks is 38cm,

By subtracting 38 from 44 we get 6,

Therefore, the pair of yellow chopsticks are 6cm longer than pair of red chopsticks.

**Solve.**

Question 10.

A flag pole is 450 centimeters tall. The top of the flag is 345 centimeters from the ground. How much farther must it be raised to reach the top?

The flag must be raised ____ centimeters farther to reach the top.

Answer: The flag must be raised 105 centimeters farther to reach the top.

Explanation:

Given,

A Flagpole is 450 cm tall,

The top of the flag is 345 cm tall from the ground,

By subtracting 345 from 450 we get 105 cm,

Therefore, the flag must be raised to 105 cm farther to reach the top.

Question 11.

The total length of two pieces of wood is 215 centimeters. The first piece is 135 centimeters long.

a. What is the length of the second piece?

The length of the second piece is ____ centimeters.

Answer: The length of the second piece is 80 centimeters.

Explanation:

Given,

The total length of two pieces of wood is 215 cm,

The first piece is 135 cm long,

By subtracting 135 from 215 we get 80 cm,

Therefore, the length of the second piece is 80 centimeters.

b. How much shorter is the second piece than the first piece?

The second piece is ___ centimeters shorter than the first piece.

Answer: The second piece is 55 centimeters shorter than the first piece.

Explanation:

Given,

The length of the first piece is 135 cm,

The length of the second piece is 80 cm,

By subtracting 80 from 135 we get 55,

Therefore, the second piece is 55 cm shorter than the first piece.

Question 12.

Max is 135 centimeters tall. He is 18 centimeters taller than Rita. Rita is 30 centimeters shorter than Jan.

How tall is Jan? Jan is ____ centimeters tall.

Answer: Jan is 147 centimeters tall.

Explanation:

Max is 135 centimeters tall,

He is 18 centimeters taller than Rita,

By subtracting 18 from 135 we get 117, which is the height of Rita,

Rita is 30 centimeters shorter than Jan,

By adding 30 to 117 we get 147, which is the the height of Jan,

Therefore, Jan is 147 cm tall.

Question 13.

Cody has a strip of paper 10 centimeters long. He cuts it into three pieces. One piece is 4 centimeters long. The second piece is 3 centimeters long. How long is the third piece of paper?

The third piece of paper is ___ centimeters long.

Answer: The third piece of paper is 3 centimeters long.

Explanation:

Given,

Cody has a strip of paper 10 cm long,

He cuts it into three pieces,

One piece is 4 cm long,

The second piece is 3 cm long,

By adding 4 with 3 we get 7 which is the length of two pieces,

By subtracting 7 from 10 we get 3,

Therefore, the third piece of paper is 3 cm long.

Question 14.

A string is 200 centimeters long. Kaly uses 63 centimeters of it to tie a box. She gives 48 centimeters of it to Susan.

How long is the string that Kaly has left? The length of the string that Kaly has left is ___ centimeters.

Answer: The length of the string that Kaly has left is 137 centimeters.

Explanation:

A string has 200 cm,

Kaly uses 63 cm to tie a box,

By subtracting 63 from 200 we get 137 cm,

Therefore, the length of the string that Kaly has left is 137 centimeters.