Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 4 9/10
2120 - 4910 is -7720.
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Related: 42/20-49/10 21/20-98/10 21/40-49/10 21/20-49/20 63/20-49/10 21/60-49/10 21/20-49/30 21/20-49/50 21/20-49/70
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