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Multiply any 3 Digits Numbers by 11 Video Lecture | Vedic Mathematics - Class 8

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FAQs on Multiply any 3 Digits Numbers by 11 Video Lecture - Vedic Mathematics - Class 8

1. How do you multiply any 3-digit numbers by 11?
Ans. To multiply any 3-digit number by 11, you can simply add the original number to itself with an added zero in between. For example, if you want to multiply 321 by 11, you would write it as 3,210.
2. Can I use this method to multiply any multi-digit number by 11?
Ans. Yes, you can use this method to multiply any multi-digit number by 11. Simply add the original number to itself with an added zero in between each digit.
3. Is there a quicker way to multiply any 3-digit numbers by 11?
Ans. Yes, there is a quicker way to multiply any 3-digit number by 11. You can simply add the first and last digits of the original number and place the sum between them. For example, if you want to multiply 456 by 11, add 4 and 6 to get 10, and the result will be 4, 510.
4. Can I use this method to multiply any 3-digit numbers by 10?
Ans. No, this method specifically works for multiplying numbers by 11. If you want to multiply any 3-digit number by 10, you simply need to add a zero at the end of the original number. For example, if you want to multiply 789 by 10, the result would be 7,890.
5. What if the sum of the first and last digits is greater than 9 in the quick method?
Ans. If the sum of the first and last digits is greater than 9 in the quick method, you need to carry over the tens place digit to the left. For example, if you want to multiply 623 by 11 and the sum of 6 and 3 is 9, you write down 69 and carry over the 1 to the left, resulting in 6,913.
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