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# If the digits 1234678 and 9 are used to form four two digit prime numbers each digit is used only once find the sum of the four two digit prime numbers?

Updated: 4/28/2022

Wiki User

13y ago

You know that the odd digits have to be in the units places, and the evens in the tens place, so the general solution is:

80 + 60 + 40 + 20 + 9 + 7 + 3 + 1 = 220

Wiki User

13y ago

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Q: If the digits 1234678 and 9 are used to form four two digit prime numbers each digit is used only once find the sum of the four two digit prime numbers?
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