Solutions by everydaycalculation.com
1st number: 1 9/15, 2nd number: 12/15
2415 - 1215 is 45.
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Related: 48/15-12/15 24/15-24/15 24/30-12/15 24/15-12/30 72/15-12/15 24/15-36/15 24/45-12/15 24/15-12/45 24/15-60/15 24/75-12/15 24/15-12/75 24/15-84/15
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