Understanding Number Sequences

This video tutorial covers the numbers from 7 to 21, divided into three sections. The first section introduces numbers 7 to 12, the second section explores numbers 13 to 17, and the final section delves into advanced concepts with numbers 18 to 21. 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?

• 5

• 6

• 7

• 8

Which number follows 11 in the sequence?

• 14

• 13

• 12

• 10

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

• 19

• 20

• 21

• 22

How many numbers are there in the entire sequence presented?

• 10

• 12

• 15

• 14

What number comes immediately before 18 in the sequence?

• 16

• 17

• 18

• 19