### 11 videos in "Least Common Multiple and Greatest Common Factor"

## Divisibility Tests for 11 and 13

Divisibility Tests for 11 and 13

2479 views, 2 ratings - 00:10:40

Part of video series Divisibility Tests

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

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Goes over two divisibility tests for 11 and also the one for 13.

- How can you test a number for divisibility with 11 and 13?
- How can you tell if a number is divisible by 11 or 13?
- How can you tell if a number is a factor of another number without having to do division?
- What are the tests for divisibility?
- How can you tell if a number is divisible by 11?
- How do you know if 11 goes into a number?
- How can you tell if a number is divisible by 13?
- How do you know if 13 goes into a number?
- What is the trick / test for figuring out if 11 goes into a number without dividing?
- How can you tell if 11 goes into a 6-digit number?
- How can you tell if 108064 is divisible by 11?
- How can you tell if 78231 is divisible by 11?
- How can you tell if 314926 is divisible by 11?
- What are the two tests for determining whether 11 is a factor of a multi-digit number?
- What is the trick / test for figuring out if 13 goes into a number without dividing?
- How can you tell if 7566 is divisible by 13?
- How can you tell if 7405 is divisible by 13?

This lesson shows multiple examples of easy tricks / tests for determining if large numbers are divisible by 11 or 13. All steps are explained in this very understandable lesson. This is a great way to check for divisibility without a calculator.