Solutions by everydaycalculation.com
1628 - 428 is 37.
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Related: 32/28-4/28 16/28-8/28 16/56-4/28 16/28-4/56 48/28-4/28 16/28-12/28 16/84-4/28 16/28-4/84 80/28-4/28 16/28-20/28
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