Solutions by everydaycalculation.com
1st number: 1 6/15, 2nd number: 6/40
This multiplication involving fractions can also be rephrased as "What is 21/15 of 6/40?"
2115 × 640 is 21100.
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Related: 42/15×6/40 21/15×12/40 21/30×6/40 21/15×6/80 63/15×6/40 21/15×18/40 21/45×6/40 21/15×30/40 21/75×6/40 21/15×42/40
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