Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/9 of 4/9?"
49 × 49 is 1681.
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Related: 8/9×4/9 4/9×8/9 4/18×4/9 4/9×4/18 12/9×4/9 4/9×12/9 4/27×4/9 4/9×4/27 20/9×4/9 4/9×20/9 4/45×4/9 4/9×4/45 28/9×4/9 4/9×28/9 4/63×4/9 4/9×4/63
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