We included **HMH Into Math Grade 2 Answer Key**** PDF** **Module 7 Lesson 2 Identify and Find the Value of Coins** to make students experts in learning maths.

## HMH Into Math Grade 2 Module 7 Lesson 2 Answer Key Identify and Find the Value of Coins

I Can identify and find the total value of a group of coins.

**Spark Your Learning**

How can you use tools or draw to show the coins in the bag? Write the total value of the coins.

Place some play coins (between 2-9 climes and between 1-5 pennies) in a paper bag. Give a paper bag of coins to each group. Have a child in each group grab a handful of coins. Ask children to use tools or draw to show the coins chosen from the bag. Then read the following: What is the total value of the coins? Think about how many tens and ones are shown by the coins.

**Build Understanding**

Patrick uses these coins to buy on apple. What is the total value of his coins?

A. What is the value of each coin?

penny ___ ¢ nickel _____ ¢

dime ___ ¢ quarter ___ ¢

Answer:

Penny – 1¢,

Nickel – 5¢,

Dime – 10¢,

Quarter – 25¢.

Explanation:

As Patrick uses these coins to buy an apple, the value of the coins is 1 quarter is 25 cents, 1 penny is 1 cent, 1 nickel is 5 cents and 1 dime is 10 cents.

B. How can you count pennies?

Count by __

Answer:

We can count pennies as 1 penny is 1¢.

C. How can you count nickels? Count by ___

Answer:

We can count nickels as 1 nickel is 5¢.

D. How can you count dimes?

Count by ___

Answer:

We can count dimes as 1 dime is 10¢.

Connect to Vocabulary

A nickel has a value of 5¢.

A quarter has a value of 25¢.

E. Start with the quarter. How can you count on to find the total value of the coins Patrick has?

_____ ¢, ___ ¢, ___¢, ___¢, ___¢, ___¢

F. What is the total value of the coins? ___ ¢

Turn and Talk How are a quarter, a dime, a nickel, and a penny different? Explain.

**Step It Out**

1. Zoe has 3 dimes, 2 nickels, and 2 pennies. What is the total value of her coins?

A. First, count the dimes by 10s.

Answer:

As there are 3 dimes which is 30¢.

B. Next, count on the nickels by 5s.

Answer:

As there are 2 nickels, which is 10¢.

C. Then count on the pennies by 1s.

Answer:

As there are 2 pennies which is 2¢.

D. Write the total value of Zoe’s coins. ___ ¢

Answer:

The total value of Zoe’s coins is 42¢.

Explanation:

The total value of the coins is 30+10+2 which is 42¢.

2. Marc has I quarter, 2 dimes, and 2 nickels. What is the total value of his coins?

A. First, write the value of the quarter.

Answer:

As there is 1 quarter, the value is 25¢.

B. Next, count on the dimes by 10s.

Answer:

As there are 2 dimes, the value is 20¢.

C. Then count on the nickels by 5s.

Answer:

As there are 2 nickels, the value is 10¢.

D. Write the total value of Marc’s coins. __ ¢

Answer:

55¢

Explanation:

The total value of Marc’s coins is 25+20+10 which is 55¢.

**Step It Out**

3. Mrs. Lee has some coins in her coin purse. What is the total value of her coins?

Answer:

The total value is 95¢.

Explanation:

Given that Mrs. Lee has some coins in her coin purse, the total value of the coins is 3 quarters, 1 dime, 1 nickel, and 1 penny, which is 75+10+5+1 = 91¢.

A. Trace the numbers to complete the number line to show counting by twenty-fives.

B. Count by twenty-fives to count the quarters. Then count by tens, fives, and ones to count the dimes, nickels, and pennies.

___¢, ___¢, ___¢, ___¢, __¢, ___¢

C. Write the total value of Mrs. Lee’s coins. ___ ¢

Answer:

The total value of Mrs. Lee’s coins is 91¢.

**Check Understanding Math Board**

Question 1.

Sergio uses these coins to buy a snack. Count on to find the total value of his coins.

Answer:

The count of the coins is 78¢.

Explanation:

Given that Sergio uses coins to buy a snack. So the count of the coins is 75+3 which is 78¢.

**On Your Own**

Question 2.

**Use Repeated Reasoning** Molly finds these coins in her backpack. What is the total value of her coins?

Answer:

The value of the coins is 42¢.

Explanation:

Given that Molly finds some coins in her backpack, the value of the coins is 30+10+2 which is 42¢.

Question 3.

**Attend to Precision** Tyler keeps these coins in a jar. What is the total value of his coins?

total value: ___ ¢

Answer:

The value of the coins is 70¢.

Explanation:

In the above image, we can see 2 quarters, 1 dime, and 2 nickels. So the value of the coins is 50+10+10 which is 70¢.

**Use Structure Count on to find the total value.**

Question 4.

Answer:

The value of the coins is 41¢.

Explanation:

In the above image, we can see 2 dimes, 4 nickels, 1 penny. So the value of the coins is 20+20+1 = 41¢.

Question 5.

Answer:

The value of the coins is 60¢.

Explanation:

In the above image, we can see that 1 quarter, 2 dimes, 3 nickels. So the value of the coins is 25+20+15 which is 60¢.

**On Your Own**

Question 6.

**Attend to Precision** Sara uses these coins to buy a toy airplane. What is the total value of Sara’s coins? Explain.

Answer:

The total value of the coins is 75¢.

Explanation:

Given that Sara uses coins to buy a toy airplane, we can see 2 quarters, 1 dime, and 3 nickels. So the total value of the coins is 50+10+15 which is 75¢.

Question 7.

**Open Ended** Liz wants to buy a dog magnet for 67¢. What coins can she use to buy the magnet? Draw to show your answer.

Answer:

Liz uses 2 quarters, 1 dime, 1 nickel, and 2 pennies.

Explanation:

Given that Liz wants to buy a dog magnet for 67¢ and the coins she can use to buy the magnet is 2 quarters, 1 dime, 1 nickel, and 2 pennies. As 1 quarter is 25 cents, 1 penny is 1 cent, 1 nickel is 5 cents and 1 dime is 10 cents, so 50+10+5+2 which makes 67¢.

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