Sagot :
The common multiple of 2,7 and 11 is 128. Lets take the sum of digit of 128 . 1 + 2 + 8 =11, therefore, the three digit number is 128.
The common multiple of 2,7 and 11 is 154.
To check if it correct, add the three digits
1+5+4=10
Therefore the answer is 154
To check if it correct, add the three digits
1+5+4=10
Therefore the answer is 154