Solutions by everydaycalculation.com
1st number: 11 1/4, 2nd number: 3/10
454 - 310 is 21920.
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Related: 90/4-3/10 45/4-6/10 45/8-3/10 45/4-3/20 45/4-9/10 45/12-3/10 45/4-3/30 45/4-15/10 45/20-3/10 45/4-3/50 45/4-21/10 45/28-3/10 45/4-3/70
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