Solutions by everydaycalculation.com
1st number: 2 0/4, 2nd number: 4 0/20
This multiplication involving fractions can also be rephrased as "What is 8/4 of 4 0/20?"
84 × 8020 is 81.
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Related: 16/4×80/20 8/4×80/40 24/4×80/20 8/12×80/20 8/4×80/60 40/4×80/20 8/20×80/20 56/4×80/20 8/28×80/20
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