Solutions by everydaycalculation.com
The simplest form of 15151515 is 11.
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Equivalent fractions: 3030/3030 4545/4545 505/505 7575/7575 303/303
More fractions: 3030/1515 1515/3030 4545/1515 1515/4545 1516/1515 1515/15161514/1515 1515/1514
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