Question

what is the divisibility rule of 11 ​

Answer 1

Answer:

Here an easy way to test for divisibility by 11. Take the alternating sum of the digits in the number, read from left to right. If that is divisible by 11, so is the original number. So, for instance, 2728 has alternating sum of digits 2 – 7 + 2 – 8 = -11.

Step-by-step explanation:

Hope it will helps you(◔‿◔)

Answer 2

Answer:

sum of odd and even numbers ex-1890 in odd place is 0,8 even is 9,1 add 0+8,9+1=8,10=10-8,2

2 is not divisible by 11 so 1890 also not divisible