Add the two greatest possible four digit numbers. 9999 + 9999
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what is the least possible sum of two 4-digit numbers?what is the least possible sum of two 4-digit numbers?
910
In base ten it would be 19998. The sum could be much larger assuming different bases. You need to specify the base.
To find the even two-digit numbers where the sum of the digits is 5, we need to consider the possible combinations of digits. The digits that sum up to 5 are (1,4) and (2,3). For the numbers to be even, the units digit must be 4, so the possible numbers are 14 and 34. Therefore, there are 2 even two-digit numbers where the sum of the digits is 5.
The greatest 3-digit number is 999. 9+9+9 = 27 The sum of the greatest 3-digit number is 27.