Solutions by everydaycalculation.com
1st number: 5 0/2, 2nd number: 1/3
102 - 13 is 143.
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Related: 20/2-1/3 10/2-2/3 10/4-1/3 10/2-1/6 30/2-1/3 10/6-1/3 10/2-1/9 50/2-1/3 10/2-5/3 10/2-1/15 70/2-1/3 10/2-7/3 10/14-1/3 10/2-1/21
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