Using the Divisible by 9 Rule

The video tutorial explains how to solve a math problem using the divisible by 9 rule. A farmer has oranges distributed equally in 9 boxes, and the task is to determine the total number of oranges. The divisible by 9 rule is applied to four choices, and the correct answer is verified using long division. The tutorial emphasizes understanding and applying mathematical rules to solve problems.

What is the rule for determining if a number is divisible by 9?

• If it ends in 9

• If the number is even

• If the sum of its digits is divisible by 9

• If it is a multiple of 3

Which of the following numbers is divisible by 9?

• 299

• 281

• 261

• 273

How many times does 9 go into 26 during the long division of 261 by 9?

• 4 times

• 1 time

• 2 times

• 3 times

What is the remainder when 261 is divided by 9?

• 1

• 3

• 2

• 0

What is the quotient when 261 is divided by 9?

• 29

• 31

• 28

• 30