Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/25 of 12/20?"
2125 × 1220 is 63125.
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Related: 42/25×12/20 21/25×24/20 21/50×12/20 21/25×12/40 63/25×12/20 21/25×36/20 21/75×12/20 21/25×12/60 21/25×60/20 21/25×84/20
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