Solutions by everydaycalculation.com
1st number: 11 1/4, 2nd number: 15 3/4
454 - 634 is -92.
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Related: 90/4-63/4 45/8-63/4 45/4-63/8 45/12-63/4 45/4-63/12 45/20-63/4 45/4-63/20 45/28-63/4 45/4-63/28
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