Solutions by everydaycalculation.com
1st number: 6/18, 2nd number: 2 0/18
618 - 3618 is -53.
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Related: 12/18-36/18 6/18-72/18 6/36-36/18 6/54-36/18 6/18-36/54 30/18-36/18 6/90-36/18 6/18-36/90 42/18-36/18
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