Solutions by everydaycalculation.com
1st number: 21 0/4, 2nd number: 6/21
This multiplication involving fractions can also be rephrased as "What is 84/4 of 6/21?"
844 × 621 is 61.
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Related: 84/4×12/21 84/8×6/21 84/4×6/42 84/4×18/21 84/12×6/21 84/4×6/63 84/4×30/21 84/20×6/21 84/4×42/21 84/28×6/21
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