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The 3 largest 2 digit prime numbers are 83, 89, and 97. The sum is 269
They are: 89+97 = 186
It is: 79+83+89+97 = 348
348 = 79 + 83 + 89 + 97
What is the sum of greatest 3-digit 4-digit 5digit
number to be added to 97 to get the smallest three digit number = 3smallest three digit number = 100100 - 97 = 3
sum
It is 97.
Including 61 and 97 the sum is 620
97
5+97 = 102
what is the least possible sum of two 4-digit numbers?what is the least possible sum of two 4-digit numbers?