Solutions by everydaycalculation.com
1st number: 1 5/16, 2nd number: 1 8/10
2116 - 1810 is -3980.
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Related: 42/16-18/10 21/16-36/10 21/32-18/10 21/16-18/20 63/16-18/10 21/16-54/10 21/48-18/10 21/16-18/30 21/16-90/10 21/80-18/10 21/16-18/50 21/16-18/70
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