Solutions by everydaycalculation.com
1045 - 545 is 19.
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Related: 20/45-5/45 10/45-10/45 10/90-5/45 10/45-5/90 30/45-5/45 10/45-15/45 50/45-5/45 10/45-25/45 70/45-5/45 10/45-35/45
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