Solutions by everydaycalculation.com
1st number: 4 1/5, 2nd number: 3/12
This multiplication involving fractions can also be rephrased as "What is 21/5 of 3/12?"
215 × 312 is 2120.
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Related: 42/5×3/12 21/5×6/12 21/10×3/12 21/5×3/24 63/5×3/12 21/5×9/12 21/15×3/12 21/5×3/36 21/5×15/12 21/25×3/12 21/5×3/60 21/5×21/12 21/35×3/12 21/5×3/84
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