Solutions by everydaycalculation.com
1st number: 21 0/2, 2nd number: 12/21
This multiplication involving fractions can also be rephrased as "What is 42/2 of 12/21?"
422 × 1221 is 121.
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Related: 84/2×12/21 42/2×24/21 42/4×12/21 42/2×12/42 42/2×36/21 42/6×12/21 42/2×12/63 42/2×60/21 42/10×12/21 42/2×84/21 42/14×12/21
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