Solutions by everydaycalculation.com
1028 - 78 is -2956.
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Related: 20/28-7/8 10/28-14/8 10/56-7/8 10/28-7/16 30/28-7/8 10/28-21/8 10/84-7/8 10/28-7/24 50/28-7/8 10/28-35/8 10/28-7/40 70/28-7/8 10/28-49/8 10/28-7/56
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