Solutions by everydaycalculation.com
1st number: 4/5, 2nd number: 2 10/20
This multiplication involving fractions can also be rephrased as "What is 4/5 of 2 10/20?"
45 × 5020 is 21.
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Related: 8/5×50/20 4/10×50/20 4/5×50/40 12/5×50/20 4/15×50/20 4/5×50/60 20/5×50/20 4/25×50/20 28/5×50/20 4/35×50/20
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