Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 2 8/12
2120 - 3212 is -9760.
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Related: 42/20-32/12 21/20-64/12 21/40-32/12 21/20-32/24 63/20-32/12 21/20-96/12 21/60-32/12 21/20-32/36 21/20-32/60 21/20-32/84
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