hi friends, today i gonna show you a way to multiply any 2 digit no by 11 in 5 secs
Example- 11x11=?
1] in 11, their is 1 in tens and ones place
so, take it lt like this - 11
x11
you will place digit @ the tens and one place of the 1st multiple in tens alend ones place of the answer
like this; in this case 11 so,
1--1
now add the ones and the tens place digits and write in the middle dash; in this case 1 and 1 so, 1+1= 2
so, i write 2 in middile
it forms 121 which is the answer.
Source: My Expirment
Example- 11x11=?
1] in 11, their is 1 in tens and ones place
so, take it lt like this - 11
x11
you will place digit @ the tens and one place of the 1st multiple in tens alend ones place of the answer
like this; in this case 11 so,
1--1
now add the ones and the tens place digits and write in the middle dash; in this case 1 and 1 so, 1+1= 2
so, i write 2 in middile
it forms 121 which is the answer.
Source: My Expirment