Solutions by everydaycalculation.com
1st number: 10/18, 2nd number: 1 3/9
1018 - 129 is -79.
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Related: 20/18-12/9 10/18-24/9 10/36-12/9 10/18-12/18 30/18-12/9 10/18-36/9 10/54-12/9 10/18-12/27 50/18-12/9 10/18-60/9 10/90-12/9 10/18-12/45 70/18-12/9 10/18-84/9 10/18-12/63
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