Solutions by everydaycalculation.com
1st number: 21/30, 2nd number: 2 2/9
2130 - 209 is -13790.
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Related: 42/30-20/9 21/30-40/9 21/60-20/9 21/30-20/18 63/30-20/9 21/30-60/9 21/90-20/9 21/30-20/27 21/30-20/45 21/30-20/63
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