Solutions by everydaycalculation.com
1st number: 1 2/10, 2nd number: 9/10
1210 - 910 is 310.
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Related: 24/10-9/10 12/10-18/10 12/20-9/10 12/10-9/20 36/10-9/10 12/10-27/10 12/30-9/10 12/10-9/30 60/10-9/10 12/10-45/10 12/50-9/10 12/10-9/50 84/10-9/10 12/10-63/10 12/70-9/10 12/10-9/70
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