Solutions by everydaycalculation.com
1st number: 7 0/2, 2nd number: 1/20
142 - 120 is 13920.
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Related: 28/2-1/20 14/2-2/20 14/4-1/20 14/2-1/40 42/2-1/20 14/2-3/20 14/6-1/20 14/2-1/60 70/2-1/20 14/2-5/20 14/10-1/20 98/2-1/20 14/2-7/20
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