Solutions by everydaycalculation.com
1st number: 8/21, 2nd number: 2 1/10
821 - 2110 is -361210.
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Related: 16/21-21/10 8/21-42/10 8/42-21/10 8/21-21/20 24/21-21/10 8/21-63/10 8/63-21/10 8/21-21/30 40/21-21/10 8/21-21/50 56/21-21/10 8/21-21/70
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