CLEAN : Germans and Russians pay tribute

The video tutorial covers numbers from 10 to 21, exploring their patterns, advanced concepts, and practical applications. It begins with an introduction to basic numbers, moves through understanding patterns and advanced concepts, and concludes with practical applications and a summary.

What is the next number in the sequence: 10, 11, 12?

• 13

• 14

• 15

• 16

Identify the pattern in the sequence: 13, 14, 15.

• Dividing by 2

• Subtracting 1

• Adding 1

• Multiplying by 2

What comes next in the sequence: 16, 17, 18?

• 22

• 20

• 19

• 21

Which of the following is an arithmetic sequence?

• 10, 20, 30

• 10, 15, 20

• 10, 11, 13

• 10, 12, 14

What is the common difference in the sequence: 19, 20, 21?

• 3

• 2

• 1

• 4