All the solutions provided in **McGraw Hill Math Grade 2 Answer Key PDF Chapter 5 Lesson 1 Hundreds** will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 5 Lesson 1 Hundreds

**Explore and Explain**

**Teacher Directions:** Color each stamp yellow and count the stamps by ones. Circle groups of ten in green to show tens. Count by tens to 100 with a classmate. Circle one hundred stamps in red to show a hundred.

Answer:

**See and Show**

**Write how many hundreds, tens, and ones.**

Question 1.

____ hundred = ___ tens = ___ ones

Answer:

1 hundred = 10 tens = 100 ones.

Explanation:

There are 1 hundred, 10 tens, and 100 ones.

Question 2.

____ hundreds = ___ tens = ___ ones

Answer:

3 hundred = 30 tens = 300 ones.

Explanation:

There are 3 hundred, 30 tens, and 300 ones.

**Write how many tens and hundreds.**

Question 3.

500 ones = ___ tens = ____ hundreds

Answer:

500 ones = 50 tens = 5 hundreds

Explanation:

There are 50 tens and 5 hundreds in 500 ones.

Question 4.

600 ones = ___ tens = ____ hundreds

Answer:

600 ones = 60 tens = 6 hundreds

Explanation:

There are 60 tens and 6 hundreds in 600 ones.

**Talk Math**

Is 100 the same as ten tens? How do you know?

Answer:

Yes, a hundred is the same as ten tens. As 10×10 = 100.

**On My Own**

**Write how many hundreds, tens, and ones.**

Question 5.

____ hundreds = ____ tens = ___ ones

Answer:

6 hundreds = 60 tens = 600 ones.

Explanation:

There are 6 hundreds, 60 tens, and 600 ones.

Question 6.

____ hundreds = ____ tens = ___ ones

Answer:

4 hundreds = 40 tens = 400 ones.

Explanation:

There are 4 hundreds, 40 tens, and 400 ones.

Question 7.

____ hundreds = ____ tens = ___ ones

Answer:

5 hundreds = 50 tens = 500 ones.

Explanation:

There are 5 hundreds, 50 tens, and 500 ones.

**Write how many tens and hundreds.**

Question 8.

800 ones = ___ tens = ____ hundreds

Answer:

800 ones = 80 tens = 8 hundreds

Explanation:

There are 8 hundreds, 80 tens, in 800 ones.

Question 9.

700 ones = ____ tens = ____ hundreds

Answer:

700 ones = 70 tens = 7 hundreds

Explanation:

There are 7 hundreds, 70 tens, in 700 ones.

**Write how many hundreds, tens, or ones.**

Question 10.

500 = ___ tens

Answer:

500 = 50 tens.

Explanation:

There are 50 tens in 500.

Question 11.

200 = ____ ones

Answer:

200 = 200 ones.

Explanation:

There are 200 ones in 200.

Question 12.

400 = ____ hundreds

Answer:

400 = 4 hundreds.

Explanation:

There are 4 hundreds in 400.

Question 13.

300 = ____ tens

Answer:

300 = 30 tens.

Explanation:

There are 30 tens in 300.

**Problem Solving**

Question 14.

Sara has a collection of coins. She puts them in 30 piles of 10. How many hundreds does she have?

_____ hundreds

Answer:

3 hundreds.

Explanation:

Given that Sara has a collection of coins and she puts them in 30 piles of 10 which is 30×10 = 300 coins. So the number of hundreds is 3 hundreds.

Question 15.

Kenny places his rock collection in 20. groups of 10. How many ones does he have?

____ ones

Answer:

200 ones.

Explanation:

Given that Kenny places his rock collection in 20 groups of 10 which is 20×10 which is 200 rocks. So the number of ones is 200 ones.

Question 16.

Andreas counts 300 leaves on a tree. How many tens does he count?

_____ tens

Answer:

30 tens.

Explanation:

Given that Andreas counts 300 leaves on a tree. So the number of tens he counts is 30 tens.

**Write Math** How many ones are in 4 hundreds? How do you know?

Answer:

Given the number is 4 hundreds. So the number of ones will be 400.

### McGraw Hill My Math Grade 2 Chapter 5 Lesson 1 My Homework Answer Key

**Practice**

**Write how many hundreds, tens, and ones.**

Question 1.

_____ hundreds = ____ tens = ____ ones

Answer:

5 hundreds = 50 tens = 500 ones.

Explanation:

There are 5 hundreds, 50 tens, and 500 ones.

Question 2.

_____ hundreds = ____ tens = ____ ones

Answer:

3 hundreds = 30 tens = 300 ones.

Explanation:

There are 3 hundreds, 30 tens, and 300 ones.

Question 3.

_____ hundreds = ____ tens = ____ ones

Answer:

2 hundreds = 20 tens = 200 ones.

Explanation:

There are 2 hundreds, 20 tens, and 200 ones.

**Write how many tens and hundreds.**

Question 4.

900 ones = ____ tens = ____ hundreds

Answer:

900 ones = 90 tens = 9 hundreds

Explanation:

There are 9 hundreds, 90 tens, in 900 ones.

**Write how many hundreds, tens, or ones.**

Question 5.

800 = ___ tens

Answer:

800 = 80 tens.

Explanation:

There are 80 tens in 800.

Question 6.

400 = ____ ones

Answer:

400 = 400 ones.

Explanation:

There are 400 ones in 400.

Question 7.

700 = ___ hundreds

Answer:

700 = 7 hundreds.

Explanation:

There are 7 hundreds in 700.

Question 8.

600 = ___ tens

Answer:

600 = 60 tens.

Explanation:

There are 60 tens in 600.

**Solve. Draw models to help if needed.**

Question 9.

Katie has 5 pages of star stickers. Each page has 100 stickers. How many star stickers does Katie have in all?

_____ star stickers

Answer:

500 star stickers.

Explanation:

Given that Katie has 5 pages of star stickers and each page has 100 stickers. So the number of stickers will be 5×100 which is 500 stickers.

Question 10.

Avante has 7 baskets of 100 beads. How many hundreds of beads does Avante have?

____ hundreds

Answer:

7 hundreds beads.

Explanation:

Given that Avante has 7 baskets of 100 beads which is 7×100 = 700 beads. So there are 7 hundreds of beads Avante had.

**Vocabulary Check**

Question 11.

Circle the digit that shows hundreds. Underline the ones digit once. Underline the tens digit twice.

600

Answer:

The tens digit is 0.

**Math at Home** Ask your child to count by hundreds to 1,000.

Answer:

The count by hundreds to 1,000 is

100, 200, 300, 400, 500, 600, 700, 800, 900, 1000.