Solutions by everydaycalculation.com
1st number: 1/20, 2nd number: 8 0/5
120 - 405 is -15920.
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Related: 2/20-40/5 1/20-80/5 1/40-40/5 1/20-40/10 3/20-40/5 1/60-40/5 1/20-40/15 5/20-40/5 1/20-40/25 7/20-40/5 1/20-40/35
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