Videos to help Grade 1 students learn how to solve addition and subtraction problems decomposing and composing teen numbers as 1 ten and some ones.

Common Core Standards: 1.OA.1, 1.NBT.2a, 1.NBT.2b, 1.NBT.5

Related Topics:

Lesson Plans and Worksheets for Grade 1

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 1

Common Core For Grade 1

New York State Common Core Math Module 2, Grade 1, Lesson 27

Lesson 27 Exit Ticket

1. Solve the problems. Write the answers to show how many tens and ones. If there is

only one, ten cross off the “s”.

13 + 6 =

____ ten and ____ ones

Read the word problem. Draw and label. Write a number sentence and statement that

matches the story. Rewrite your answer to show its tens and ones.

3. Kendrick went bowling. He knocked down 16 pins in the first two frames. If he

knocked down 9 in the first frame, how many pins did he knock down in the 2nd frame?

Solve the problems. Write the answers to show how many tens and ones. If there is only one, ten cross off the “s”.

Read the word problem. Draw and label. Write a number sentence and statement that matches the story. Rewrite your answer to show its tens and ones.

9. Mike has some red cars and 8 blue cars. If Mike has 9 red cars, how many cars does he have in all?

10. Yani and Han had 14 golf balls. They lost some balls when they hit them over the fence. They had 8 golf balls left. How many balls did they hit over the fence?

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.