Solutions by everydaycalculation.com
1st number: 4 0/4, 2nd number: 9/80
This multiplication involving fractions can also be rephrased as "What is 16/4 of 9/80?"
164 × 980 is 920.
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Related: 32/4×9/80 16/4×18/80 16/8×9/80 48/4×9/80 16/4×27/80 16/12×9/80 80/4×9/80 16/4×45/80 16/20×9/80 16/4×63/80 16/28×9/80
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