Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/5 of 5/10?"
45 × 510 is 25.
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Related: 8/5×5/10 4/10×5/10 4/5×5/20 12/5×5/10 4/5×15/10 4/15×5/10 4/5×5/30 20/5×5/10 4/5×25/10 4/25×5/10 4/5×5/50 28/5×5/10 4/5×35/10 4/35×5/10 4/5×5/70
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