Solutions by everydaycalculation.com
1st number: 4/5, 2nd number: 1 8/10
45 - 1810 is -11.
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Related: 8/5-18/10 4/5-36/10 4/10-18/10 4/5-18/20 12/5-18/10 4/5-54/10 4/15-18/10 4/5-18/30 20/5-18/10 4/5-90/10 4/25-18/10 4/5-18/50 28/5-18/10 4/35-18/10 4/5-18/70
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