Understanding Teen Numbers and Descriptions

In this lesson, students learn to describe teen numbers using the 'say 10' method and the regular method. The teacher provides examples with numbers 13, 15, and 17, demonstrating how to break down numbers into tens and ones. The lesson concludes with an exit ticket task where students describe a number in both methods.

What is the main goal of today's lesson?

• To practice multiplication

• To describe teen numbers in different ways

• To understand fractions

• To learn addition

What is the 'say 10' method?

• A way to memorize multiplication tables

• A technique for subtraction

• A method to describe numbers using tens and ones

• A way to count by twos

How would you describe the number 13 using the 'say 10' method?

• 13

• 10 3

• 30

• 3 10

What is the regular way to say the number 10 3?

• 30

• 31

• 3

• 13

In the 'say 10' method, how would you describe the number 15?

• 50

• 15

• 5 10

• 10 5

What is the regular way to say the number 10 5?

• 50

• 15

• 5

• 10

How would you describe the number 17 using the 'say 10' method?

• 7 10

• 10 7

• 17

• 70

What is the regular way to say the number 10 7?

• 7

• 10

• 17

• 70

What is the benefit of using the 'say 10' method?

• It helps in division

• It is a subtraction technique

• It makes understanding teen numbers easier

• It helps in multiplication

What is the 'say 10' way to describe the number 14?

• 10 4

• 4 10

• 40

• 14