Solutions by everydaycalculation.com
1st number: 2 0/4, 2nd number: 2 0/5
84 is equivalent to 105
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Related: 16/4 and 10/5 8/4 and 20/5 24/4 and 10/5 8/4 and 30/5 8/12 and 10/5 8/4 and 10/15 40/4 and 10/5 8/4 and 50/5 8/20 and 10/5 8/4 and 10/25 56/4 and 10/5 8/4 and 70/5 8/28 and 10/5 8/4 and 10/35
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