Solutions by everydaycalculation.com
1st number: 1/2, 2nd number: 9 8/10
12 - 9810 is -9310.
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Related: 1/4-98/10 1/2-98/20 3/2-98/10 1/6-98/10 1/2-98/30 5/2-98/10 1/10-98/10 1/2-98/50 7/2-98/10 1/14-98/10 1/2-98/70
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