Solutions by everydaycalculation.com
1245 - 645 is 215.
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Related: 24/45-6/45 12/45-12/45 12/90-6/45 12/45-6/90 36/45-6/45 12/45-18/45 60/45-6/45 12/45-30/45 84/45-6/45 12/45-42/45
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