Solutions by everydaycalculation.com
1st number: 15/40, 2nd number: 2 1/10
1540 - 2110 is -6940.
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Related: 30/40-21/10 15/40-42/10 15/80-21/10 15/40-21/20 45/40-21/10 15/40-63/10 15/40-21/30 75/40-21/10 15/40-21/50 15/40-21/70
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