Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 3 6/10
2120 - 3610 is -5120.
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Related: 42/20-36/10 21/20-72/10 21/40-36/10 21/20-36/20 63/20-36/10 21/60-36/10 21/20-36/30 21/20-36/50 21/20-36/70
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