Solutions by everydaycalculation.com
1st number: 3 0/5, 2nd number: 5/21
This multiplication involving fractions can also be rephrased as "What is 15/5 of 5/21?"
155 × 521 is 57.
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Related: 30/5×5/21 15/5×10/21 15/10×5/21 15/5×5/42 45/5×5/21 15/5×15/21 15/5×5/63 75/5×5/21 15/5×25/21 15/25×5/21 15/5×35/21 15/35×5/21
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