What is the video about?

How do you know know if a number is divisible by 2?

47 is divisible by 2.

Which place value digit do you look for to see if a number is divisible by 2, 5 or 10?

When finding if a number is divisible by 3 you have to find the sum of the digits. What about the sum of the digits must be true?

What is a number that is divisible by 10?