Solutions by everydaycalculation.com
1st number: 2/5, 2nd number: 1 8/10
25 - 1810 is -75.
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Related: 4/5-18/10 2/5-36/10 2/10-18/10 2/5-18/20 6/5-18/10 2/5-54/10 2/15-18/10 2/5-18/30 10/5-18/10 2/5-90/10 2/25-18/10 2/5-18/50 14/5-18/10 2/35-18/10 2/5-18/70
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