Solutions by everydaycalculation.com
1st number: 21/30, 2nd number: 1 1/3
2130 - 43 is -1930.
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Related: 42/30-4/3 21/30-8/3 21/60-4/3 21/30-4/6 63/30-4/3 21/30-12/3 21/90-4/3 21/30-4/9 21/30-20/3 21/30-4/15 21/30-28/3 21/30-4/21
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