Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 20/27?"
1821 × 2027 is 4063.
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Related: 36/21×20/27 18/21×40/27 18/42×20/27 18/21×20/54 54/21×20/27 18/21×60/27 18/63×20/27 18/21×20/81 90/21×20/27
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