Math trick to multiply by 11 quickly
Would you like to learn a trick to multiply 'head' figures by the number 11 ? We offer you a fascinating trick so you can teach it to your children. Pay attention to these indications and practice to get more agility in the mental calculation. We explain what is this math trick to multiply by 11 qui
Would you like to learn a trick to multiply 'head' figures by the number 11? We offer you a fascinating trick so you can teach it to your children. Pay attention to these indications and practice to get more agility in the mental calculation. We explain what is this math trick to multiply by 11 quickly.
How is the math trick to multiply by 11 quickly? This trick is very simple,
and will help your child to boost mental calculation. As soon as you practice a little, you will perform this type of multiplication with great ease. Follow this step by step and you will see the results. 1. The best way to teach this trick is through examples. Suppose we are going to multiply 43 x11. The first thing you have to do is add the numbers of the first number enter yes. In this case, you should add mentally 4 and 3. The result is simple: 7.
2. This number, the 7, you insert between the two numbers of the first digit. If in this case it is 43, the 7 will go in the middle of the 4 and the 3. The result ?: 473.
3. However,
this fascinating trick has its limitations: can not be used with numbers that add up to each other more than 10. It only serves for numbers that when adding them to each other give less than 10. Look what would happen when multiplying for example 78x11. The result with this trick would come out 7158, and it is not correct. Recuer 4. Remember that with these tricks, you make mathematics more fun, and encourage your child to learn mathematics
while you boost the agility of mental calculation.
