Solutions by everydaycalculation.com
The simplest form of 690680 is 6968.
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Equivalent fractions: 1380/1360 345/340 2070/2040 3450/3400 138/136 4830/4760
More fractions: 1380/680 690/1360 2070/680 690/2040 691/680 690/681689/680 690/679
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