Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 21/24?"
1821 × 2124 is 34.
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Related: 36/21×21/24 18/21×42/24 18/42×21/24 18/21×21/48 54/21×21/24 18/21×63/24 18/63×21/24 18/21×21/72 90/21×21/24
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