Solutions by everydaycalculation.com
1st number: 3 0/18, 2nd number: 2 9/18
5418 - 4518 is 12.
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Related: 54/18-90/18 54/36-45/18 54/18-45/36 54/18-45/54 54/90-45/18 54/18-45/90
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