Solutions by everydaycalculation.com
1st number: 8 0/5, 2nd number: 15/21
This multiplication involving fractions can also be rephrased as "What is 40/5 of 15/21?"
405 × 1521 is 407.
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Related: 80/5×15/21 40/5×30/21 40/10×15/21 40/5×15/42 40/5×45/21 40/15×15/21 40/5×15/63 40/5×75/21 40/25×15/21 40/35×15/21
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