Solutions by everydaycalculation.com
1st number: 20 0/2, 2nd number: 15/21
This multiplication involving fractions can also be rephrased as "What is 40/2 of 15/21?"
402 × 1521 is 1007.
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Related: 80/2×15/21 40/2×30/21 40/4×15/21 40/2×15/42 40/2×45/21 40/6×15/21 40/2×15/63 40/2×75/21 40/10×15/21 40/14×15/21
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