The dollar gained 0.1 percent on the International Exchange to 81.69.
Gold shed $6.50 to $1,666.40 per troy ounce. Silver added 6 cents to closed at $30.77 an ounce.
The euro fell to $1.2497 from Friday's $1.2512. Against the yen, the dollar rose to 78.76 yen from 78.65 yen.
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