Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 2/10 of 1/5?"
210 × 15 is 125.
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Related: 4/10×1/5 2/10×2/5 2/20×1/5 2/10×1/10 6/10×1/5 2/10×3/5 2/30×1/5 2/10×1/15 2/50×1/5 2/10×1/25 14/10×1/5 2/10×7/5 2/70×1/5 2/10×1/35
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