To multiply any number by 11 the following simple method can be used:
Add a zero to the number being multiplied and add it to the original number.
Examples:
To solve 11 x 15
150 + 15 = 165
To solve 11 x 350
3500 + 350 = 3850
This method works with any number:
Here is an example of simple 11 x 9
90 + 9 = 99
Here is another example 11 x 5657
56570 + 5657 = 62227
Chat with our AI personalities