It is -99 (or 10 if you don't allow negatives)
It is 17.
The smallest ten-digit number that has two digits the same is 1000000000. However, this number does not meet the requirement of having two digits the same. The smallest valid ten-digit number with two digits the same is 1000000001, where the digit '0' appears eight times and '1' appears twice.
23
The smallest 7-digit number with no two digits alike is 1023456. This number begins with the smallest non-zero digit (1) to ensure it remains a 7-digit number, followed by the smallest available digits (0, 2, 3, 4, 5, and 6) arranged in increasing order.
12
The smallest two digit number is 00 (a number used as a wire gauge) and the biggest is 99, so the sum of the biggest and smallest 2-digits numbers is 99 (99 + 00).
It is 10.
It is 17.
The smallest ten-digit number that has two digits the same is 1000000000. However, this number does not meet the requirement of having two digits the same. The smallest valid ten-digit number with two digits the same is 1000000001, where the digit '0' appears eight times and '1' appears twice.
23
The smallest 7-digit number with no two digits alike is 1023456. This number begins with the smallest non-zero digit (1) to ensure it remains a 7-digit number, followed by the smallest available digits (0, 2, 3, 4, 5, and 6) arranged in increasing order.
100000000
By the sum of its digits: 10. By each of its individual digits: 11.
10123456789
336
0.1 is the smallest positive number with 2 digits and a decimal point. without a decimal point the smallest is 10.
12