Building in downtown Athens demolished in controlled explosion

This video tutorial covers the numbers from 10 to 19, divided into three sections. It begins with an introduction to the numbers 10 to 13, followed by an exploration of numbers 13 to 16, and concludes with advanced concepts involving numbers 16 to 19. Each section builds on the previous one, providing a comprehensive understanding of these numbers.

What is the first number in the sequence introduced in the video?

• 12

• 11

• 10

• 9

Which number follows 12 in the sequence discussed?

• 11

• 13

• 14

• 15

What is the last number in the sequence covered in the video?

• 20

• 17

• 18

• 19

How many numbers are there in the entire sequence shown in the video?

• 11

• 10

• 9

• 8

What is the number that comes right before 18 in the sequence?

• 16

• 18

• 17

• 19