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

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

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

Explore and Explain

Teacher Directions: Place one in each window or the train car. Join the cubes together to make a train. Move this train off the track. Repeat this two more times. Count by tens. Write the number.

Explanation:
3 tens is 30
So, The number is 30.

See and Show

You can group 10 ones to make a ten.

Use . Make groups of ten. Count by tens. Write the numbers.

Question 1.

___________ tens =

Explanation:
I counted by 10’s
4 tens = 40.

Question 2.

___________ tens =

Explanation:
I counted by 10’s
7 tens = 70.

Talk Math How would you use cubes to model the number 100?

Explanation:
I drew to show hoe we can model the number 100 using cubes.

On My Own

Use . Make groups of ten. Count by tens. Write the numbers.

Question 3.

Explanation:
I counted by 10’s
2 tens = 20.

Question 4.

Explanation:
I counted by 10’s
8 tens = 80.

Question 5.

Explanation:
I counted by 10’s
5 tens = 50.

Question 6.

Explanation:
I counted by 10’s
9 tens = 90.

Question 7.

Explanation:
I counted by 10’s
6 tens = 60.

Question 8.

Explanation:
I counted by 10’s
3 tens = 30.

Problem Solving

Question 9.
Kelvin has 7 groups of cars. There are 10 cars in each group. How many cars does he have in all?

_______________ cars

Explanation:
Kelvin has 7 groups of cars
There are 10 cars in each group
I drew 7 tens rods
I counted by 10’s
7 tens = 70
So, Kelvin has 70 cars in all.

Question 10.
Mrs. Brown is making cookies for the soccer players. There are 4 teams of 10. How many cookies does she need?

Explanation:
Mrs. Brown is making cookies for the soccer players
There are 4 teams of 10
I drew 4 tens rods
I counted by 10’s
4 tens = 40
So, Mrs. Brown need 40 cookies.

HOT Problem Jaden says the pennies show 2 tens. Tell why Jaden is wrong. Make it right.

Explanation:
Jaden is wrong 1 of the two groups of pennies do not have 10 pennies
I drew to show the correct one
2 tens = 20.

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

Practice

Count groups of ten. Write the numbers

Question 1.

Explanation:
I counted by 10’s
2 tens = 20.

Question 2.

Explanation:
I counted by 10’s
8 tens = 80.

Question 3.

Explanation:
I counted by 10’s
7 tens = 70.

Question 4.

Explanation:
I counted by 10’s
5 tens = 50.

Question 5.
There are 4 boxes. Each box has lo buttons in it. How many buttons are there in all?
____________ buttons

Explanation:
There are 4 boxes
Each box has lo buttons in it
I counted by 10’s
4 tens = 40
So, there are 40 buttons in all.

Question 6.
There are 3 vases. Each vase has 10 flowers in it. How many flowers are there in all?
___________ flowers

Explanation:
There are 3 vases
Each vase has 10 flowers in it
I counted by 10’s
3 tens = 30
So, there are 30 flowers in all.

Vocabulary Check

Question 7.
Which group shows counting by tens?
5, 10, 15, 20, 25
10, 20, 30, 40, 50