Solutions by everydaycalculation.com
1st number: 1 6/15, 2nd number: 4/28
This multiplication involving fractions can also be rephrased as "What is 21/15 of 4/28?"
2115 × 428 is 15.
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Related: 42/15×4/28 21/15×8/28 21/30×4/28 21/15×4/56 63/15×4/28 21/15×12/28 21/45×4/28 21/15×4/84 21/15×20/28 21/75×4/28
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