Solutions by everydaycalculation.com
1st number: 21 0/4, 2nd number: 8/21
This multiplication involving fractions can also be rephrased as "What is 84/4 of 8/21?"
844 × 821 is 81.
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Related: 84/4×16/21 84/8×8/21 84/4×8/42 84/4×24/21 84/12×8/21 84/4×8/63 84/4×40/21 84/20×8/21 84/4×56/21 84/28×8/21
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