To** teach the 11’s tables** is also pretty quick, at least from 1-9. **The 11 rule**: 11 acts just like a **mirror**, so here is a clip from the app showing 11 acting like a mirror: In the animation different numbers appear illustrating difference.

Now for a number greater than 9, like 11×12 use the **second part** of **the 11 rule. **To get the answer of 11 multiplied by another number just add the digits together and place it in the middle. So for 11×10, 11×11 and 11×12 if works like this:

Of course for 11×10 you can just use **the 10 rule** if your child has already learned it.