Solutions by everydaycalculation.com
1st number: 11 1/4, 2nd number: 12 2/4
454 - 504 is -54.
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Related: 90/4-50/4 45/8-50/4 45/4-50/8 45/12-50/4 45/4-50/12 45/20-50/4 45/4-50/20 45/28-50/4 45/4-50/28
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