All the solutions provided in **McGraw Hill My Math Grade 2 Answer Key PDF Chapter 8 Lesson 3 Count Coins **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 8 Lesson 3 Count Coins

**Explore and Explain**

The value of all of the coins is ____________.

**Teacher Directions:** Use quarters, dimes, nickels, and pennies. Sort the coins into the appropriate columns. Trace them. Write the total value of the coins.

Answer:

The total value of coins = 41 ¢.

Explanation:

**See and Show**

To count a group of coins, start with the coin that has the greatest value. Count to find the total.

**Count to find the value of the coins.**

Question 1.

= _____________ ¢

Answer:

36 ¢.

Explanation:

Question 2.

= _____________ ¢

Answer:

61 ¢.

Explanation:

**Talk Math** How does skip counting help you count groups of different coins?

Answer:

Skip counting helps us understand multiplication because it gives us to count in equal groups to reach a given number.

Explanation:

Let us take an example to understand the skip count.

skip count by 5s.

5 + 5 = 10

10 + 5 = 15

15 + 5 = 20

20 + 5 = 25

25 + 5 = 30

**On My Own**

**Count to find the value of the coins.**

Question 3.

= _____________ ¢

Answer:

87 ¢.

Explanation:

Given,

25 ¢, 25 ¢, 25 ¢, 10 ¢, 1 ¢, 1 ¢.

Question 4.

= _____________ ¢

Answer:

25 ¢, 10 ¢, 10 ¢, 10, 1 ¢, 1 ¢.

Explanation:

1 quarter, 1 dime, 1 dime, 1 dime, 1 penny, 1 penny.

**Draw and label the coins from greatest to least. Find the value of the coins.**

Question 5.

= _____________ ¢

Answer:

81 ¢.

Explanation:

Given,

There are 2 quarters, 3 dimes, and 1 penny.

1 quarter = 25 ¢ , 1 dime = 10 ¢, 1 penny = 1 cent.

25 ¢ + 25 ¢ + 10 ¢ + 10 ¢+ 10 ¢ + 1 ¢

81 ¢.

**Problem Solving**

Question 6.

Suppose you have 1 quarter, 3 dimes, 1 nickel, and 7 pennies. How much money do you have?

_____________ ¢

Answer:

He has 78 ¢ of money.

Explanation:

Given,

He has 1 quarter, 3 dimes, 1 nickel, and 7 pennies.

1 quarter = 25 cents

1 dime = 10 cents

3 dimes = 30 cents

1 nickel = 5 cents

1 penny = 1 cent

7 pennies = 7 cents.

1 quarter + 3 dimes + 1 nickel + 7 pennies = 25 ¢ + 10 ¢ + 30 ¢ + 5 ¢ + 1 ¢ + 7 ¢

= 78 ¢.

Question 7.

Luke wants to buy a bouncy ball that costs 25 cents. He has five pennies, 1 dime, and 2 nickels. Does Luke have enough money?

Answer:

Luke has 30 ¢ which is enough to buy a bouncy ball.

Explanation:

Given,

Cost of bouncy ball luke wants to buy = 25 ¢

He has five pennies, 1 dime, and 2 nickels.

1 penny = 1 cent

5 pennies = 5 cents

1 dime = 10 cents

1 nickel = 5 cents

2 nickels = 10 cents.

Total = 5 + 10 + 5 + 10 = 30 ¢.

Therefore he has enough amount of money to buy a bouncy ball.

Question 8.

Connor has o quarter and a nickel. He gets 2 more quarters for helping around the house. How much money does he have now?

_____________ ¢

Answer:

He has 55 cents.

Explanation:

Connor has 0 quarter and a nickel.

He gets 2 more quarters for helping

1 nickel = 5 cents, 1 quarter = 25 cents

2 quarters = 50 cents

The total amount of money he had = 5 + 50 = 55 cents.

**Write Math** Chase has 5 dimes. Dan has 10 nickels. Who has more money? Explain.

Answer:

Both will have the same amount.

Explanation:

Given,

5 dimes and 10 nickels

1 dime = 10 ¢ and 1 nickel = 5 cents

Chase has 5 dimes = 5 × 10 = 50 ¢

Dan has 10 nickels = 10 × 5 = 50 cents.

Total money chase and dan has now = 50 + 50 = 100 ¢

both of them have the same amount of money.

### McGraw Hill My Math Grade 2 Chapter 8 Lesson 3 My Homework Answer Key

**Practice**

**Count to find the value of the coins.**

Question 1.

= _____________ ¢

Answer:

56 ¢.

Explanation:

Question 2.

= _____________ ¢

Answer:

85 ¢.

Explanation:

Question 3.

_____________ ¢, _____________ ¢, _____________ ¢, _____________ ¢, _____________ ¢

= _____________ ¢

Answer:

90 ¢.

Explanation:

Given

1 quarter, 1 quarter, 1 quarter, 1 Dime, 1 Nickel

25 ¢, 50 ¢, 75 ¢, 85 ¢, 90 ¢.

Question 4.

_____________ ¢, _____________ ¢, _____________ ¢, _____________ ¢, _____________ ¢, _____________ ¢

= _____________ ¢

Answer:

37 ¢.

Explanation:

Given,

1 Quarter, 1 nickel, 1 nickel, 1 penny, 1 penny, 1 penny

25 ¢, 5 ¢, 5 ¢, 1 ¢, 1 ¢, 1 ¢

25 ¢, 30 ¢, 35 ¢, 36 ¢, 37 ¢.

Question 5.

Kate has 6 dimes, 5 nickels and 4 pennies. How much money does Kate have?

_____________ ¢

Answer:

89 ¢.

Explanation:

Given,

Kate has 6 dimes, 5 nickels and 4 pennies.

1 dime = 10 cents, 6 dimes = 6 × 10 = 60 ¢

1 nickel = 5 cents, 5 nickels = 5 × 5 = 25 ¢

1 penny = 1 cent, 4 pennies = 4 × 1 = 4 ¢

Total money kate has = 60 + 25 + 4 = 89 ¢.

**Test Practice**

Question 6.

Find the value of the coins.

(A) 41 ¢

(B) 46 ¢

(C) 51 ¢

(D) 36 ¢

Answer:

46 ¢

Explanation:

Given coins are

1 quarter, 1 dime, 2 nickels, 1 penny.

1 quarter = 25 ¢, 1 dime = 10 ¢, 1 nickel = 5 ¢, 1 penny = 1 ¢

Now add all the coins to find the value

25 ¢ + 10 ¢ + 5 ¢ + 1 ¢

46 ¢.

**Math at Home** Give your child coins with a value under $ 1.00 and have him or her practice counting the coins. Then pretend you are buying and selling things using the coins.

Answer:

Giving your child a value under $ 1.00.

Let us buy a chocolate bun that cost $1.

The number of coins the child gave is

2 quarters, 3 dimes, 4 nickles.

1 quarter = 25 cents, 2 quarters = 50 cents

1 dime = 10 cents, 3 dimes = 30 cents

1 nickel = 5 cents, 4 nickles =20 cents

total money = 50 + 30 + 20 = 100 cents.