Solutions by everydaycalculation.com
1st number: 11 1/4, 2nd number: 4/21
This multiplication involving fractions can also be rephrased as "What is 45/4 of 4/21?"
454 × 421 is 157.
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Related: 90/4×4/21 45/4×8/21 45/8×4/21 45/4×4/42 45/4×12/21 45/12×4/21 45/4×4/63 45/4×20/21 45/20×4/21 45/4×28/21 45/28×4/21
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