# McGraw Hill My Math Grade 1 Chapter 6 Lesson 3 Answer Key Add Tens and Ones

All the solutions provided inÂ McGraw Hill My Math Grade 1 Answer Key PDF Chapter 6 Lesson 3 Add Tens and Ones will give you a clear idea of the concepts.

Explore and Explain

Teacher Directions: Use and to model. There are 24 children in a swimming pool. 3 more children get in. How many children are in the pool in oil? Draw the rods and units you used. Write the numbers. Explain to a classmate how you found the answer.

Explanation:
I used and to model
24 + 3
4 + 3 = 7
So, 24 + 3 = 27.

See and Show

To find 25 + 2, add the ones. Then add the tens

Step1:
Show each number.

Step 2:

Step 3:

5 ones + 2 ones = 7 ones
The sum is 2 tens and 7 ones or 27.

Use Work Math 7 and and . Add.

Question 1.

Explanation:
13 + 4
3 ones + 4 ones = 7 ones
1 tens and 7 ones is 17
So, 13 + 4 = 17

Question 2.

Explanation:
6 + 40
6 ones + 0 ones = 6 ones
4 tens and 6 ones = 46
So, 6 + 40 = 46.

Question 3.

Explanation:
6 + 53