Posted by **Anonymous** on Tuesday, November 2, 2010 at 7:46pm.

Use 6 digits from 1 through 7, each once, to make two 3-digit numbers whose sum is 670 and whose difference is 376. Give both 3-digit numbers in your answer.

If I knew what I had to do, I could solve this problem. I don't know how to begin, though!!!!

Please help me!!!!!!!!!!!!!!!

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