Solutions by everydaycalculation.com
1st number: 10 1/2, 2nd number: 21/28
This multiplication involving fractions can also be rephrased as "What is 21/2 of 21/28?"
212 × 2128 is 638.
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Related: 42/2×21/28 21/2×42/28 21/4×21/28 21/2×21/56 63/2×21/28 21/2×63/28 21/6×21/28 21/2×21/84 21/10×21/28 21/14×21/28
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