All the solutions provided inÂ **McGraw Hill My Math Grade 1 Answer Key PDF Chapter 5 Lesson 5 Tens and Ones **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 5 Lesson 5 Tens and Ones

**Explore and Explain**

23 ones = _____________ tens and ______________ ones = ______________

**Teacher Directions:** Use to show 23 ones. Connect the cubes to make groups of 10 and some more. Trace the cubes. Write how many groups of tens and ones. Then write the number.

Answer:

Explanation:

I used to show 23

I made groups of 2 tens and 3 more

2 tens and 3 more is 23.

**See and Show**

You can show a number as tens and ones

You can regroup 10 ones as 1 ten.

Helpful Hint

Put together 10 ones to make 1 ten.

**Use . Circle groups of ten. Write how many tens and ones. Write how many there are in all.**

Question 1.

14 ones = ____________ ten and ____________ ones = _____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 1 tens and 4 ones

14 tens = 1 ten and 4 ones = 14.

Question 2.

21 ones = ______________ tens and ______________ one = _____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 2 tens and 1 ones

21 ones = 2 tens and 1 ones = 21.

**Talk Math** How would you regroup 30 ones?

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 3 tens and 0 ones

30 ones = 3 tens and 0 ones = 30.

**On My Own**

**Use . Circle groups of ten. Write how many tens and ones. Write how many there are in all.**

Question 3.

13 ones = ______________ tens and ______________ one = _____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 1 tens and 3 ones

13 ones = 1 tens and 3 ones = 13.

Question 4.

26 ones = ______________ tens and ______________ one = _____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 2 tens and 6 ones

26 ones = 2 tens and 6 ones = 26.

**Make groups of tens and ones. Write how many.**

Question 5.

35 ones = ______________ tens and ______________ ones = ______________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 3 tens and 5 ones

So, 35 ones = 3 tens and 5 ones = 35.

Question 6.

47 ones = ______________ tens and ______________ ones = ______________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 4 tens and 7 ones

So, 47 ones = 4 tens and 7 ones = 47.

Question 7.

67 ones = ______________ tens and ______________ ones = ______________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 6 tens and 7 ones

So, 67 ones = 6 tens and 7 ones = 67.

Question 8.

29 ones = ______________ tens and ______________ ones = ______________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 2 tens and 9 ones

So, 29 ones = 2 tens and 9 ones = 29.

**Problem Solving**

Question 9.

There are 24 ones. Write how many tens and ones. Write how many there are in all.

24 ones = ______________ tens and ______________ ones = ______________

Answer:

Explanation:

There are 24 ones

I put together 10 ones to make 1 ten

I made a group of 2 tens and 4 ones

So, 24 ones = 2 tens and 4 ones = 24

So, there are 2 tens and 4 ones 24 in all.

Question 10.

Abby has 45 stickers. She has 4 sets of 10 stickers that are flowers. The rest are butterflies. How many of the stickers are butterflies?

_____________ stickers

Answer:

Explanation:

Abby has 45 stickers

She has 4 sets of 10 stickers that are flowers

The rest are butterflies

I put together 10 ones to make 1 ten

I made a group of 4 tens and 5 ones

So, 45 ones = 4 tens and 5 ones =45

So, 5 tickers are butterfly stickers.

**Write Math** Explain how to regroup 51 ones as tens and ones.

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 5 tens and 1 ones

So, 51 ones = 5 tens and 1 ones =51.

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

**Practice**

**Circle groups of ten. Write how many tens and ones. Write how many there are in all.**

Question 1.

15 ones = ____________ ten and ____________ ones = ____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 1 tens and 5 ones

15 ones = 1 tens and 5 ones = 15.

Question 2.

32 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I used **
**I drew a circle around groups of tens

I put together 10 ones to make 1 ten

There are 3 tens and 2 ones

32 ones = 3 tens and 2 ones = 32.

**Make groups of tens and ones. Write how many.**

Question 3.

52 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 5 tens and 2 ones

So, 52 ones = 5 tens and 2 ones = 52.

Question 4.

77 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 7 tens and 7 ones

So, 77 ones = 7 tens and 7 ones = 77.

Question 5.

55 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 5 tens and 5 ones

So, 55 ones = 5 tens and 5 ones = 55.

Question 6.

80 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 8 tens and 0 ones

So, 80 ones = 8 tens and 0 ones = 80.

Question 7.

91 ones = ____________ tens and ____________ ones = ____________

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 9 tens and 1 ones

So, 91 ones = 9 tens and 1 ones =91.

Question 8.

Maria has 20 pencils in one box. She has 3 pencils in another box. How many pencils does Maria have in all?

____________ pencils

Answer:

Explanation:

Maria has 20 pencils in one box

She has 3 pencils in another box

I put together 10 ones to make 1 ten

I made a group of 2 tens and 3 ones

23 ones = 2 tens and 3 ones = 23

So, Maria have 23 pencils in all.

**Vocabulary Check**

**Write the missing word.**

ones

regroup

Question 9.

You can ____________ 10 ones as 1 ten.

Answer:

You can regroup 10 ones as 1 ten.

**Math at Home** Ask your child to regroup 83 as tens and ones.

Answer:

Explanation:

I put together 10 ones to make 1 ten

I made a group of 8 tens and 3 ones

So, 83 ones = 8 tens and 3 ones = 83.