Solutions by everydaycalculation.com
1st number: 1/20, 2nd number: 1 12/20
120 - 3220 is -3120.
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Related: 2/20-32/20 1/20-64/20 1/40-32/20 1/20-32/40 3/20-32/20 1/20-96/20 1/60-32/20 1/20-32/60 5/20-32/20 7/20-32/20
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